204 -
226 -
236 -
249 -
250 -
257 -
263 -
289 -
306 -
343 -
354 -
365 -
367 -
368 -
382 -
403 -
416 -
418 -
428 -
431 -
437 -
438 -
450 -
468 -
474 -
506 -
514 -
519 -
548 -
579 -
581 -
584 -
587 -
604 -
613 -
639 -
647 -
672 -
683 -
705 -
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753 -
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867 -
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879 -
902 -
905 -
942
| 343 - Eastern Ontario Area Code 343 Telephone Exchanges / Prefixes |
|---|
| Major Cities/Towns: Ottawa-Hull - Cornwall - Kingston - Belleville - Brockville |
|---|
| Prefix | Company | Status | Location |
|---|
| 296 | ON | Assigned | Carleton Place |
| 326 | ON | Assigned | Kanata-Stittsville |
| 459 | ON | Assigned | Belleville |
| 509 | ON | Assigned | Smiths Falls |
| 620 | ON | Assigned | Pembroke |
| 802 | ON | Assigned | Smiths Falls |
| 979 | ON | Assigned | Ottawa-Hull |
| 328 | | Available | |
| 329 | | Available | |
| 332 | | Available | |
| 336 | | Available | |
| 461 | | Available | |
| 468 | | Available | |
| 469 | | Available | |
| 484 | | Available | |
| 486 | | Available | |
| 487 | | Available | |
| 496 | | Available | |
| 497 | | Available | |
| 510 | | Available | |
| 514 | | Available | |
| 518 | | Available | |
| 564 | | Available | |
| 565 | | Available | |
| 566 | | Available | |
| 612 | | Available | |
| 614 | | Available | |
| 615 | | Available | |
| 616 | | Available | |
| 617 | | Available | |
| 621 | | Available | |
| 624 | | Available | |
| 625 | | Available | |
| 626 | | Available | |
| 627 | | Available | |
| 629 | | Available | |
| 652 | | Available | |
| 656 | | Available | |
| 657 | | Available | |
| 658 | | Available | |
| 659 | | Available | |
| 661 | | Available | |
| 662 | | Available | |
| 663 | | Available | |
| 664 | | Available | |
| 692 | | Available | |
| 693 | | Available | |
| 694 | | Available | |
| 695 | | Available | |
| 696 | | Available | |
| 697 | | Available | |
| 704 | | Available | |
| 705 | | Available | |
| 706 | | Available | |
| 707 | | Available | |
| 708 | | Available | |
| 754 | | Available | |
| 756 | | Available | |
| 757 | | Available | |
| 758 | | Available | |
| 782 | | Available | |
| 790 | | Available | |
| 791 | | Available | |
| 792 | | Available | |
| 793 | | Available | |
| 794 | | Available | |
| 795 | | Available | |
| 812 | | Available | |
| 813 | | Available | |
| 814 | | Available | |
| 815 | | Available | |
| 816 | | Available | |
| 817 | | Available | |
| 818 | | Available | |
| 820 | | Available | |
| 821 | | Available | |
| 823 | | Available | |
| 824 | | Available | |
| 825 | | Available | |
| 826 | | Available | |
| 827 | | Available | |
| 828 | | Available | |
| 829 | | Available | |
| 830 | | Available | |
| 831 | | Available | |
| 832 | | Available | |
| 834 | | Available | |
| 835 | | Available | |
| 836 | | Available | |
| 837 | | Available | |
| 838 | | Available | |
| 839 | | Available | |
| 840 | | Available | |
| 841 | | Available | |
| 842 | | Available | |
| 845 | | Available | |
| 846 | | Available | |
| 847 | | Available | |
| 848 | | Available | |
| 849 | | Available | |
| 850 | | Available | |
| 851 | | Available | |
| 852 | | Available | |
| 853 | | Available | |
| 854 | | Available | |
| 868 | | Available | |
| 869 | | Available | |
| 870 | | Available | |
| 872 | | Available | |
| 874 | | Available | |
| 875 | | Available | |
| 876 | | Available | |
| 878 | | Available | |
| 879 | | Available | |
| 904 | | Available | |
| 906 | | Available | |
| 907 | | Available | |
| 908 | | Available | |
| 909 | | Available | |
| 910 | | Available | |
| 912 | | Available | |
| 913 | | Available | |
| 914 | | Available | |
| 915 | | Available | |
| 916 | | Available | |
| 917 | | Available | |
| 918 | | Available | |
| 919 | | Available | |
| 920 | | Available | |
| 921 | | Available | |
| 923 | | Available | |
| 924 | | Available | |
| 926 | | Available | |
| 927 | | Available | |
| 929 | | Available | |
| 930 | | Available | |
| 931 | | Available | |
| 932 | | Available | |
| 934 | | Available | |
| 935 | | Available | |
| 936 | | Available | |
| 938 | | Available | |
| 939 | | Available | |
| 940 | | Available | |
| 941 | | Available | |
| 942 | | Available | |
| 948 | | Available | |
| 949 | | Available | |
| 953 | | Available | |
| 954 | | Available | |
| 955 | | Available | |
| 956 | | Available | |
| 957 | | Available | |
| 964 | | Available | |
| 965 | | Available | |
| 966 | | Available | |
| 967 | | Available | |
| 968 | | Available | |
| 969 | | Available | |
| 971 | | Available | |
| 972 | | Available | |
| 977 | | Available | |
| 978 | | Available | |
| 981 | | Available | |
| 985 | | Available | |
| 986 | | Available | |
| 994 | | Available | |
| 995 | | Available | |
| 211 | | For Special Use | |
| 311 | | For Special Use | |
| 411 | | For Special Use | |
| 511 | | For Special Use | |
| 555 | | For Special Use | |
| 611 | | For Special Use | |
| 711 | | For Special Use | |
| 811 | | For Special Use | |
| 911 | | For Special Use | |
| 950 | | For Special Use | |
| 976 | | For Special Use | |
| 200 | ON | In Service | Rockland |
| 201 | ON | In Service | Alfred |
| 202 | ON | In Service | Ottawa-Hull |
| 203 | ON | In Service | Ottawa-Hull |
| 204 | ON | In Service | Ottawa-Hull |
| 205 | ON | In Service | Adolphustown |
| 206 | ON | In Service | Bath |
| 207 | ON | In Service | Enterprise |
| 208 | ON | In Service | Gananoque |
| 209 | ON | In Service | Ottawa-Hull |
| 210 | ON | In Service | Clarence Creek |
| 212 | ON | In Service | Jockvale |
| 213 | ON | In Service | Carleton Place |
| 214 | ON | In Service | Manotick |
| 215 | ON | In Service | Hawkesbury |
| 216 | ON | In Service | Sydenham |
| 217 | ON | In Service | Tamworth |
| 218 | ON | In Service | Elgin |
| 219 | ON | In Service | Lanark |
| 220 | ON | In Service | Portland |
| 221 | ON | In Service | Orleans |
| 222 | ON | In Service | Picton |
| 223 | ON | In Service | Chalk River |
| 224 | ON | In Service | Ottawa-Hull |
| 225 | ON | In Service | Brockville |
| 226 | ON | In Service | Russell |
| 227 | ON | In Service | Ottawa-Hull |
| 228 | ON | In Service | Denbigh |
| 229 | ON | In Service | Madoc |
| 230 | ON | In Service | Marmora |
| 231 | ON | In Service | Maynooth |
| 232 | ON | In Service | Northbrook |
| 233 | ON | In Service | Plevna |
| 234 | ON | In Service | Tweed |
| 235 | ON | In Service | Alexandria |
| 236 | ON | In Service | Iroquois |
| 237 | ON | In Service | Maxville |
| 238 | ON | In Service | Morrisburg |
| 239 | ON | In Service | St. Isidore |
| 240 | ON | In Service | Carp |
| 241 | ON | In Service | Barrys Bay |
| 242 | ON | In Service | Calabogie |
| 243 | ON | In Service | Cobden |
| 244 | ON | In Service | Ottawa-Hull |
| 245 | ON | In Service | Deep River |
| 246 | ON | In Service | Eganville |
| 247 | ON | In Service | Killaloe |
| 248 | ON | In Service | Whitney |
| 249 | ON | In Service | Athens |
| 250 | ON | In Service | Cardinal |
| 251 | ON | In Service | Delta |
| 252 | ON | In Service | Seeleys Bay |
| 253 | ON | In Service | Coe Hill |
| 254 | ON | In Service | Ottawa-Hull |
| 255 | ON | In Service | Frankford |
| 256 | ON | In Service | Crysler |
| 257 | ON | In Service | Merrickville |
| 258 | ON | In Service | Pakenham |
| 259 | ON | In Service | South Mountain |
| 260 | ON | In Service | Brockville |
| 261 | ON | In Service | Belleville |
| 262 | ON | In Service | Ottawa-Hull |
| 263 | ON | In Service | Belleville |
| 264 | ON | In Service | Brockville |
| 265 | ON | In Service | Deseronto |
| 266 | ON | In Service | Kingston |
| 267 | ON | In Service | Napanee |
| 268 | ON | In Service | Arden |
| 269 | ON | In Service | Bancroft |
| 270 | ON | In Service | Belleville |
| 271 | ON | In Service | Brighton |
| 272 | ON | In Service | Northbrook |
| 273 | ON | In Service | Plevna |
| 274 | ON | In Service | Harrowsmith |
| 275 | ON | In Service | Inverary |
| 276 | ON | In Service | Napanee |
| 277 | ON | In Service | Newburgh |
| 278 | ON | In Service | Odessa |
| 279 | ON | In Service | Seeleys Bay |
| 280 | ON | In Service | Selby |
| 281 | ON | In Service | Sydenham |
| 282 | ON | In Service | Tamworth |
| 283 | ON | In Service | Verona |
| 284 | ON | In Service | Wolfe Island |
| 285 | ON | In Service | Carleton Place |
| 286 | ON | In Service | Yarker |
| 287 | ON | In Service | Deseronto |
| 288 | ON | In Service | Cornwall |
| 290 | ON | In Service | Kingston |
| 291 | ON | In Service | Ottawa-Hull |
| 292 | ON | In Service | Ottawa-Hull |
| 293 | ON | In Service | Kingston |
| 294 | ON | In Service | Ottawa-Hull |
| 295 | ON | In Service | Napanee |
| 297 | ON | In Service | Ottawa-Hull |
| 298 | ON | In Service | Alfred |
| 299 | ON | In Service | Cumberland |
| 300 | ON | In Service | Brockville |
| 301 | ON | In Service | Cornwall |
| 302 | ON | In Service | Kingston |
| 303 | ON | In Service | Jockvale |
| 304 | ON | In Service | Vankleek Hill |
| 305 | ON | In Service | Kingston |
| 306 | ON | In Service | Kingston |
| 307 | ON | In Service | Brockville |
| 308 | ON | In Service | Kanata-Stittsville |
| 309 | ON | In Service | Cornwall |
| 312 | ON | In Service | Jockvale |
| 313 | ON | In Service | Jockvale |
| 314 | ON | In Service | Cornwall |
| 315 | ON | In Service | Brighton |
| 316 | ON | In Service | Cornwall |
| 317 | ON | In Service | Ottawa-Hull |
| 318 | ON | In Service | Pakenham |
| 319 | ON | In Service | Cornwall |
| 320 | ON | In Service | Brockville |
| 321 | ON | In Service | Perth |
| 322 | ON | In Service | Ottawa-Hull |
| 323 | ON | In Service | Kingston |
| 324 | ON | In Service | Ottawa-Hull |
| 325 | ON | In Service | Trenton |
| 327 | ON | In Service | Brockville |
| 330 | ON | In Service | Cornwall |
| 331 | ON | In Service | Vankleek Hill |
| 333 | ON | In Service | Kingston |
| 334 | ON | In Service | Kemptville |
| 335 | ON | In Service | Prescott |
| 337 | ON | In Service | Merrickville |
| 338 | ON | In Service | Merrickville |
| 339 | ON | In Service | Merrickville |
| 340 | ON | In Service | Merrickville |
| 341 | ON | In Service | Perth |
| 342 | ON | In Service | Vankleek Hill |
| 344 | ON | In Service | Kingston |
| 345 | ON | In Service | South Mountain |
| 346 | ON | In Service | Winchester |
| 347 | ON | In Service | Arnprior |
| 348 | ON | In Service | Cumberland |
| 349 | ON | In Service | Gloucester |
| 350 | ON | In Service | Orleans |
| 351 | ON | In Service | Richmond |
| 352 | ON | In Service | Cardinal |
| 353 | ON | In Service | Kanata-Stittsville |
| 354 | ON | In Service | Denbigh |
| 355 | ON | In Service | Belleville |
| 356 | ON | In Service | Cornwall |
| 357 | ON | In Service | Bancroft |
| 358 | ON | In Service | Kingston |
| 359 | ON | In Service | Kanata-Stittsville |
| 360 | ON | In Service | Ottawa-Hull |
| 361 | ON | In Service | Renfrew |
| 362 | ON | In Service | Belleville |
| 363 | ON | In Service | Kingston |
| 364 | ON | In Service | Kingston |
| 366 | ON | In Service | Kingston |
| 367 | ON | In Service | Belleville |
| 368 | ON | In Service | Ottawa-Hull |
| 369 | ON | In Service | Pembroke |
| 370 | ON | In Service | Cornwall |
| 371 | ON | In Service | Alfred |
| 372 | ON | In Service | Almonte |
| 373 | ON | In Service | Arnprior |
| 374 | ON | In Service | Bourget |
| 375 | ON | In Service | Carleton Place |
| 376 | ON | In Service | Carp |
| 377 | ON | In Service | Casselman |
| 378 | ON | In Service | Chesterville |
| 379 | ON | In Service | Clarence Creek |
| 380 | ON | In Service | Constance Bay |
| 381 | ON | In Service | Crysler |
| 382 | ON | In Service | Cumberland |
| 383 | ON | In Service | Embrun |
| 384 | ON | In Service | Gloucester |
| 385 | ON | In Service | Jockvale |
| 386 | ON | In Service | Kanata-Stittsville |
| 387 | ON | In Service | Kemptville |
| 388 | ON | In Service | Manotick |
| 389 | ON | In Service | Merrickville |
| 390 | ON | In Service | Metcalfe |
| 391 | ON | In Service | Navan |
| 392 | ON | In Service | North Gower |
| 393 | ON | In Service | Orleans |
| 394 | ON | In Service | Osgoode |
| 395 | ON | In Service | Pakenham |
| 396 | ON | In Service | Plantagenet |
| 397 | ON | In Service | Richmond |
| 398 | ON | In Service | Rockland |
| 399 | ON | In Service | Russell |
| 400 | ON | In Service | Perth |
| 401 | ON | In Service | Bancroft |
| 402 | ON | In Service | Perth |
| 403 | ON | In Service | Belleville |
| 404 | ON | In Service | Bancroft |
| 405 | ON | In Service | Morrisburg |
| 406 | ON | In Service | Arden |
| 407 | ON | In Service | Bloomfield |
| 408 | ON | In Service | Brighton |
| 409 | ON | In Service | Cardiff |
| 410 | ON | In Service | Coe Hill |
| 412 | ON | In Service | Rockland |
| 413 | ON | In Service | Frankford |
| 414 | ON | In Service | Madoc |
| 415 | ON | In Service | Gilmour |
| 416 | ON | In Service | Marmora |
| 417 | ON | In Service | Ottawa-Hull |
| 418 | ON | In Service | Maynooth |
| 419 | ON | In Service | Northbrook |
| 420 | ON | In Service | Picton |
| 421 | ON | In Service | Plevna |
| 422 | ON | In Service | Kingston |
| 423 | ON | In Service | Stirling |
| 424 | ON | In Service | Trenton |
| 425 | ON | In Service | Thurlow |
| 426 | ON | In Service | Tweed |
| 427 | ON | In Service | Wellington |
| 428 | ON | In Service | Wooler |
| 429 | ON | In Service | Carleton Place |
| 430 | ON | In Service | Carleton Place |
| 431 | ON | In Service | Cornwall |
| 432 | ON | In Service | Alexandria |
| 433 | ON | In Service | Avonmore |
| 434 | ON | In Service | Finch |
| 435 | ON | In Service | Glen Robertson |
| 436 | ON | In Service | Ingleside |
| 437 | ON | In Service | Iroquois |
| 438 | ON | In Service | LOrignal |
| 439 | ON | In Service | Lancaster |
| 440 | ON | In Service | Long Sault |
| 441 | ON | In Service | Martintown |
| 442 | ON | In Service | Maxville |
| 443 | ON | In Service | Morrisburg |
| 444 | ON | In Service | Cornwall |
| 445 | ON | In Service | St. Eugene |
| 446 | ON | In Service | St. Isidore |
| 447 | QC | In Service | St-Regis |
| 448 | ON | In Service | Vankleek Hill |
| 449 | ON | In Service | Williamsburg |
| 451 | ON | In Service | Ottawa-Hull |
| 452 | ON | In Service | Ottawa-Hull |
| 453 | ON | In Service | Belleville |
| 454 | ON | In Service | Alfred |
| 455 | ON | In Service | Clarence Creek |
| 456 | ON | In Service | Embrun |
| 457 | ON | In Service | Plantagenet |
| 458 | ON | In Service | Rockland |
| 462 | ON | In Service | Ottawa-Hull |
| 463 | ON | In Service | Ottawa-Hull |
| 464 | ON | In Service | Almonte |
| 465 | ON | In Service | Jockvale |
| 466 | ON | In Service | North Gower |
| 467 | ON | In Service | Osgoode |
| 470 | ON | In Service | Hawkesbury |
| 471 | ON | In Service | Tweed |
| 472 | ON | In Service | Madoc |
| 473 | ON | In Service | Vankleek Hill |
| 474 | ON | In Service | Alexandria |
| 475 | ON | In Service | Cornwall |
| 476 | ON | In Service | Bancroft |
| 477 | ON | In Service | Kingston |
| 478 | ON | In Service | Napanee |
| 479 | ON | In Service | Gananoque |
| 480 | ON | In Service | Brockville |
| 481 | ON | In Service | Iroquois |
| 482 | ON | In Service | Williamsburg |
| 483 | ON | In Service | Morrisburg |
| 485 | ON | In Service | Merrickville |
| 488 | ON | In Service | Ottawa-Hull |
| 489 | ON | In Service | Orleans |
| 490 | ON | In Service | Kanata-Stittsville |
| 491 | ON | In Service | Carp |
| 492 | ON | In Service | Constance Bay |
| 493 | ON | In Service | Pakenham |
| 494 | ON | In Service | Richmond |
| 495 | ON | In Service | Rockland |
| 498 | ON | In Service | Winchester |
| 499 | ON | In Service | Kanata-Stittsville |
| 500 | ON | In Service | Hawkesbury |
| 501 | ON | In Service | Brockville |
| 502 | ON | In Service | Ottawa-Hull |
| 503 | ON | In Service | Carleton Place |
| 504 | ON | In Service | Brockville |
| 505 | ON | In Service | Kingston |
| 506 | ON | In Service | Lancaster |
| 507 | ON | In Service | Brockville |
| 508 | ON | In Service | Rolphton |
| 512 | ON | In Service | Hawkesbury |
| 513 | ON | In Service | Jockvale |
| 515 | ON | In Service | Arnprior |
| 516 | ON | In Service | Carp |
| 517 | ON | In Service | Constance Bay |
| 519 | ON | In Service | Kemptville |
| 520 | ON | In Service | Alfred |
| 521 | ON | In Service | Almonte |
| 522 | ON | In Service | Bourget |
| 523 | ON | In Service | Casselman |
| 524 | ON | In Service | Chesterville |
| 525 | ON | In Service | Embrun |
| 526 | ON | In Service | Gloucester |
| 527 | ON | In Service | Merrickville |
| 528 | ON | In Service | Orleans |
| 529 | ON | In Service | Plantagenet |
| 530 | ON | In Service | Richmond |
| 531 | ON | In Service | Rockland |
| 532 | ON | In Service | Winchester |
| 533 | ON | In Service | Clarence Creek |
| 534 | ON | In Service | Crysler |
| 535 | ON | In Service | Cumberland |
| 536 | ON | In Service | Navan |
| 537 | ON | In Service | Pakenham |
| 538 | ON | In Service | Russell |
| 539 | ON | In Service | South Mountain |
| 540 | ON | In Service | Ottawa-Hull |
| 541 | ON | In Service | Ottawa-Hull |
| 542 | ON | In Service | Ottawa-Hull |
| 543 | ON | In Service | Ottawa-Hull |
| 544 | ON | In Service | Pembroke |
| 545 | ON | In Service | Kanata-Stittsville |
| 546 | ON | In Service | Gloucester |
| 547 | ON | In Service | Jockvale |
| 548 | ON | In Service | Ottawa-Hull |
| 549 | ON | In Service | Ottawa-Hull |
| 550 | ON | In Service | Ottawa-Hull |
| 551 | ON | In Service | Ottawa-Hull |
| 552 | ON | In Service | Ottawa-Hull |
| 553 | ON | In Service | Ottawa-Hull |
| 554 | ON | In Service | Ottawa-Hull |
| 556 | ON | In Service | Ottawa-Hull |
| 557 | ON | In Service | Maynooth |
| 558 | ON | In Service | Ottawa-Hull |
| 559 | ON | In Service | Arden |
| 560 | ON | In Service | Bloomfield |
| 561 | ON | In Service | Cardiff |
| 562 | ON | In Service | Picton |
| 563 | ON | In Service | Casselman |
| 567 | ON | In Service | Pembroke |
| 569 | ON | In Service | Enterprise |
| 570 | ON | In Service | Odessa |
| 571 | ON | In Service | Ottawa-Hull |
| 572 | ON | In Service | Ottawa-Hull |
| 573 | ON | In Service | Ottawa-Hull |
| 574 | ON | In Service | Ottawa-Hull |
| 575 | ON | In Service | Ottawa-Hull |
| 576 | ON | In Service | Ottawa-Hull |
| 577 | ON | In Service | Bath |
| 578 | ON | In Service | Harrowsmith |
| 580 | ON | In Service | Kingston |
| 581 | ON | In Service | Adolphustown |
| 582 | ON | In Service | Deseronto |
| 583 | ON | In Service | Enterprise |
| 584 | ON | In Service | Harrowsmith |
| 585 | ON | In Service | Cornwall |
| 586 | ON | In Service | Inverary |
| 587 | ON | In Service | Newburgh |
| 588 | ON | In Service | Ottawa-Hull |
| 589 | ON | In Service | Odessa |
| 590 | ON | In Service | Seeleys Bay |
| 591 | ON | In Service | Selby |
| 592 | ON | In Service | Tamworth |
| 593 | ON | In Service | Verona |
| 594 | ON | In Service | Wolfe Island |
| 595 | ON | In Service | Yarker |
| 596 | ON | In Service | Ottawa-Hull |
| 597 | ON | In Service | Ottawa-Hull |
| 598 | ON | In Service | Ottawa-Hull |
| 599 | ON | In Service | Ottawa-Hull |
| 600 | ON | In Service | Belleville |
| 601 | ON | In Service | Belleville |
| 602 | ON | In Service | Ottawa-Hull |
| 603 | ON | In Service | Belleville |
| 604 | ON | In Service | Brockville |
| 605 | ON | In Service | Cornwall |
| 606 | ON | In Service | Hawkesbury |
| 607 | ON | In Service | Kingston |
| 608 | ON | In Service | Smiths Falls |
| 609 | ON | In Service | Pembroke |
| 618 | ON | In Service | Jockvale |
| 619 | ON | In Service | Ottawa-Hull |
| 622 | ON | In Service | Deep River |
| 623 | ON | In Service | Chalk River |
| 628 | ON | In Service | Eganville |
| 630 | ON | In Service | Ottawa-Hull |
| 631 | ON | In Service | Ottawa-Hull |
| 632 | ON | In Service | Cornwall |
| 633 | ON | In Service | Ottawa-Hull |
| 634 | ON | In Service | Cornwall |
| 635 | ON | In Service | Cornwall |
| 636 | ON | In Service | Ingleside |
| 637 | ON | In Service | Cornwall |
| 638 | ON | In Service | Frankford |
| 639 | ON | In Service | Marmora |
| 640 | ON | In Service | Plevna |
| 641 | ON | In Service | Stirling |
| 642 | ON | In Service | Tweed |
| 643 | ON | In Service | Brockville |
| 644 | ON | In Service | Ottawa-Hull |
| 645 | ON | In Service | Belleville |
| 646 | ON | In Service | Bourget |
| 647 | ON | In Service | Chesterville |
| 648 | ON | In Service | Crysler |
| 649 | ON | In Service | Metcalfe |
| 650 | ON | In Service | Navan |
| 651 | ON | In Service | South Mountain |
| 653 | ON | In Service | Elgin |
| 654 | ON | In Service | Smiths Falls |
| 655 | ON | In Service | Ottawa-Hull |
| 660 | ON | In Service | Ottawa-Hull |
| 665 | ON | In Service | Ottawa-Hull |
| 666 | ON | In Service | Ottawa-Hull |
| 667 | ON | In Service | Kanata-Stittsville |
| 668 | ON | In Service | Alexandria |
| 669 | ON | In Service | Avonmore |
| 670 | ON | In Service | Finch |
| 671 | ON | In Service | Glen Robertson |
| 672 | ON | In Service | Ingleside |
| 673 | ON | In Service | Iroquois |
| 674 | ON | In Service | LOrignal |
| 675 | ON | In Service | Lancaster |
| 676 | ON | In Service | Long Sault |
| 677 | ON | In Service | Wellington |
| 678 | ON | In Service | Martintown |
| 679 | ON | In Service | Maxville |
| 680 | ON | In Service | Morrisburg |
| 681 | ON | In Service | St. Eugene |
| 682 | ON | In Service | St. Isidore |
| 683 | QC | In Service | St-Regis |
| 684 | ON | In Service | Williamsburg |
| 685 | ON | In Service | Belleville |
| 686 | ON | In Service | Ottawa-Hull |
| 687 | ON | In Service | Picton |
| 688 | ON | In Service | Ottawa-Hull |
| 689 | ON | In Service | Orleans |
| 690 | ON | In Service | Kanata-Stittsville |
| 691 | ON | In Service | Alfred |
| 698 | ON | In Service | Manotick |
| 699 | ON | In Service | Trenton |
| 700 | ON | In Service | Ottawa-Hull |
| 701 | ON | In Service | Seeleys Bay |
| 702 | ON | In Service | Selby |
| 703 | ON | In Service | Brockville |
| 709 | ON | In Service | Bancroft |
| 710 | ON | In Service | Belleville |
| 712 | ON | In Service | Arden |
| 713 | ON | In Service | Bloomfield |
| 714 | ON | In Service | Brighton |
| 715 | ON | In Service | Cardiff |
| 716 | ON | In Service | Coe Hill |
| 717 | ON | In Service | Denbigh |
| 718 | ON | In Service | Frankford |
| 719 | ON | In Service | Gilmour |
| 720 | ON | In Service | Bancroft |
| 721 | ON | In Service | Madoc |
| 722 | ON | In Service | Marmora |
| 723 | ON | In Service | Maynooth |
| 724 | ON | In Service | Northbrook |
| 725 | ON | In Service | Picton |
| 726 | ON | In Service | Plevna |
| 727 | ON | In Service | Stirling |
| 728 | ON | In Service | Thurlow |
| 729 | ON | In Service | Trenton |
| 730 | ON | In Service | Belleville |
| 731 | ON | In Service | Tweed |
| 732 | ON | In Service | Wellington |
| 733 | ON | In Service | Wooler |
| 734 | ON | In Service | Brighton |
| 735 | ON | In Service | Frankford |
| 736 | ON | In Service | Madoc |
| 737 | QC | In Service | St-Regis |
| 738 | ON | In Service | Marmora |
| 739 | ON | In Service | Northbrook |
| 740 | ON | In Service | Picton |
| 741 | ON | In Service | Stirling |
| 742 | ON | In Service | Trenton |
| 743 | ON | In Service | Tweed |
| 744 | ON | In Service | Bloomfield |
| 745 | ON | In Service | Wellington |
| 746 | ON | In Service | North Augusta |
| 747 | ON | In Service | LOrignal |
| 748 | ON | In Service | Vankleek Hill |
| 749 | ON | In Service | Wellington |
| 750 | ON | In Service | Stirling |
| 751 | ON | In Service | Frankford |
| 752 | ON | In Service | Bloomfield |
| 755 | ON | In Service | Bancroft |
| 759 | ON | In Service | Embrun |
| 760 | ON | In Service | Almonte |
| 761 | ON | In Service | Arnprior |
| 762 | ON | In Service | Bourget |
| 763 | ON | In Service | Carleton Place |
| 764 | ON | In Service | Carp |
| 765 | ON | In Service | Casselman |
| 766 | ON | In Service | Chesterville |
| 767 | ON | In Service | Clarence Creek |
| 768 | ON | In Service | Constance Bay |
| 769 | ON | In Service | Cumberland |
| 770 | ON | In Service | Embrun |
| 771 | ON | In Service | Gloucester |
| 772 | ON | In Service | Jockvale |
| 773 | ON | In Service | Kanata-Stittsville |
| 774 | ON | In Service | Kemptville |
| 775 | ON | In Service | Manotick |
| 776 | ON | In Service | Metcalfe |
| 777 | ON | In Service | Ottawa-Hull |
| 778 | ON | In Service | Navan |
| 779 | ON | In Service | North Gower |
| 780 | ON | In Service | Orleans |
| 781 | ON | In Service | Osgoode |
| 783 | ON | In Service | Plantagenet |
| 784 | ON | In Service | Richmond |
| 785 | ON | In Service | Rockland |
| 786 | ON | In Service | Russell |
| 787 | ON | In Service | Winchester |
| 788 | ON | In Service | Belleville |
| 789 | ON | In Service | Alfred |
| 796 | ON | In Service | Inverary |
| 797 | ON | In Service | Tweed |
| 798 | ON | In Service | Pakenham |
| 799 | ON | In Service | Metcalfe |
| 800 | ON | In Service | Smiths Falls |
| 801 | ON | In Service | Smiths Falls |
| 803 | ON | In Service | Ottawa-Hull |
| 804 | ON | In Service | Ottawa-Hull |
| 805 | ON | In Service | Ottawa-Hull |
| 806 | ON | In Service | Ottawa-Hull |
| 807 | ON | In Service | Ottawa-Hull |
| 808 | ON | In Service | Ottawa-Hull |
| 809 | ON | In Service | Ottawa-Hull |
| 822 | ON | In Service | Deseronto |
| 833 | ON | In Service | Gananoque |
| 843 | ON | In Service | Ottawa-Hull |
| 844 | ON | In Service | Adolphustown |
| 855 | ON | In Service | Bath |
| 856 | ON | In Service | Arden |
| 857 | ON | In Service | Bloomfield |
| 858 | ON | In Service | Cardiff |
| 859 | ON | In Service | Coe Hill |
| 860 | ON | In Service | Denbigh |
| 861 | ON | In Service | Gilmour |
| 862 | ON | In Service | Maynooth |
| 863 | ON | In Service | Northbrook |
| 864 | ON | In Service | Thurlow |
| 865 | ON | In Service | Wellington |
| 866 | ON | In Service | Wooler |
| 867 | ON | In Service | Cornwall |
| 877 | ON | In Service | Kemptville |
| 880 | ON | In Service | Orleans |
| 881 | ON | In Service | Smiths Falls |
| 882 | ON | In Service | Ottawa-Hull |
| 883 | ON | In Service | Ottawa-Hull |
| 884 | ON | In Service | Kingston |
| 885 | ON | In Service | Cornwall |
| 886 | ON | In Service | Vankleek Hill |
| 887 | ON | In Service | Ottawa-Hull |
| 888 | ON | In Service | Ottawa-Hull |
| 889 | ON | In Service | Belleville |
| 890 | ON | In Service | Almonte |
| 891 | ON | In Service | Casselman |
| 892 | ON | In Service | Bath |
| 893 | ON | In Service | Napanee |
| 894 | ON | In Service | Sydenham |
| 895 | ON | In Service | Casselman |
| 896 | ON | In Service | Merrickville |
| 897 | ON | In Service | Russell |
| 898 | ON | In Service | Winchester |
| 899 | ON | In Service | Carleton Place |
| 900 | ON | In Service | Kingston |
| 901 | ON | In Service | Merrickville |
| 902 | ON | In Service | Richmond |
| 903 | ON | In Service | Smiths Falls |
| 922 | ON | In Service | Wolfe Island |
| 925 | ON | In Service | Ottawa-Hull |
| 928 | ON | In Service | Delta |
| 933 | ON | In Service | Brighton |
| 937 | ON | In Service | Cornwall |
| 943 | ON | In Service | Bancroft |
| 944 | ON | In Service | Bancroft |
| 945 | ON | In Service | Bancroft |
| 946 | ON | In Service | Bancroft |
| 947 | ON | In Service | Bancroft |
| 951 | ON | In Service | Brockville |
| 952 | ON | In Service | Delta |
| 960 | ON | In Service | Ottawa-Hull |
| 961 | ON | In Service | Ottawa-Hull |
| 962 | ON | In Service | Ottawa-Hull |
| 963 | ON | In Service | Ottawa-Hull |
| 970 | ON | In Service | Cobden |
| 973 | ON | In Service | Arnprior |
| 974 | ON | In Service | Kanata-Stittsville |
| 975 | ON | In Service | Ottawa-Hull |
| 980 | ON | In Service | Petawawa |
| 982 | ON | In Service | Brockville |
| 983 | ON | In Service | Cornwall |
| 984 | ON | In Service | Ottawa-Hull |
| 987 | ON | In Service | Ottawa-Hull |
| 988 | ON | In Service | Ottawa-Hull |
| 989 | ON | In Service | Kingston |
| 990 | ON | In Service | Ottawa-Hull |
| 991 | ON | In Service | Ottawa-Hull |
| 992 | ON | In Service | Ottawa-Hull |
| 993 | ON | In Service | Ottawa-Hull |
| 996 | ON | In Service | Ottawa-Hull |
| 997 | ON | In Service | Ottawa-Hull |
| 998 | ON | In Service | Ottawa-Hull |
| 999 | ON | In Service | Ottawa-Hull |
| 310 | | Moratorium on Assignment | |
| 610 | | Moratorium on Assignment | |
| 810 | | Moratorium on Assignment | |
| 289 | | Not Available | |
| 343 | | Not Available | |
| 365 | | Not Available | |
| 450 | | Not Available | |
| 460 | | Not Available | |
| 568 | | Not Available | |
| 579 | | Not Available | |
| 613 | | Not Available | |
| 753 | | Not Available | |
| 819 | | Not Available | |
| 871 | | Not Available | |
| 873 | | Not Available | |
| 905 | | Not Available | |
| 958 | | Plant Test | |
| 959 | | Plant Test | |
20.1% of the exchanges in this area code are still available.
Updated: 2024-10-10 19:00:01 UTC