| Eastern Ontario Area Code 343 Telephone Exchanges / Prefixes |
|---|
| Major Cities/Towns: Ottawa-Hull - Kingston - Cornwall - Belleville - Brockville |
|---|
| Prefix | Company | Status | Location |
|---|
| 202 | Videotron Ltd. | Assigned | Ottawa-Hull |
| 223 | IXICA Communications Inc. | Assigned | Alfred |
| 256 | Distributel | Assigned | Crysler |
| 257 | Distributel | Assigned | Merrickville |
| 258 | Distributel | Assigned | Pakenham |
| 259 | Distributel | Assigned | South Mountain |
| 260 | TELUS Mobility | Assigned | Brockville |
| 295 | Freedom Mobile Inc. | Assigned | Napanee |
| 299 | IXICA Communications Inc. | Assigned | Cumberland |
| 315 | Freedom Mobile Inc. | Assigned | Brighton |
| 323 | TELUS Integrated Communications | Assigned | Kingston |
| 325 | Freedom Mobile Inc. | Assigned | Trenton |
| 334 | IXICA Communications Inc. | Assigned | Kemptville |
| 335 | Freedom Mobile Inc. | Assigned | Prescott |
| 367 | Freedom Mobile Inc. | Assigned | Belleville |
| 405 | Freedom Mobile Inc. | Assigned | Morrisburg |
| 410 | IXICA Communications Inc. | Assigned | Almonte |
| 413 | IXICA Communications Inc. | Assigned | Arnprior |
| 414 | IXICA Communications Inc. | Assigned | Bourget |
| 451 | TELUS Integrated Communications | Assigned | Ottawa-Hull |
| 452 | TELUS Integrated Communications | Assigned | Ottawa-Hull |
| 463 | IXICA Communications Inc. | Assigned | Constance Bay |
| 464 | IXICA Communications Inc. | Assigned | Crysler |
| 465 | IXICA Communications Inc. | Assigned | Embrun |
| 466 | IXICA Communications Inc. | Assigned | Gloucester |
| 467 | IXICA Communications Inc. | Assigned | Jockvale |
| 471 | ISP Telecom | Assigned | Tweed |
| 484 | IXICA Communications Inc. | Assigned | Manotick |
| 485 | IXICA Communications Inc. | Assigned | Merrickville |
| 486 | IXICA Communications Inc. | Assigned | Navan |
| 487 | IXICA Communications Inc. | Assigned | North Gower |
| 489 | IXICA Communications Inc. | Assigned | Orleans |
| 491 | IXICA Communications Inc. | Assigned | Osgoode |
| 492 | IXICA Communications Inc. | Assigned | Pakenham |
| 493 | IXICA Communications Inc. | Assigned | Plantagenet |
| 494 | IXICA Communications Inc. | Assigned | Richmond |
| 495 | IXICA Communications Inc. | Assigned | Rockland |
| 496 | IXICA Communications Inc. | Assigned | Russell |
| 497 | IXICA Communications Inc. | Assigned | South Mountain |
| 498 | IXICA Communications Inc. | Assigned | Winchester |
| 499 | IXICA Communications Inc. | Assigned | Kanata-Stittsville |
| 507 | Freedom Mobile Inc. | Assigned | Brockville |
| 510 | IXICA Communications Inc. | Assigned | Carp |
| 543 | Bell Mobility | Assigned | Ottawa-Hull |
| 548 | Bell Mobility | Assigned | Ottawa-Hull |
| 549 | Bell Mobility | Assigned | Ottawa-Hull |
| 550 | Bell Mobility | Assigned | Ottawa-Hull |
| 551 | Bell Mobility | Assigned | Ottawa-Hull |
| 563 | IXICA Communications Inc. | Assigned | Casselman |
| 565 | IXICA Communications Inc. | Assigned | Chesterville |
| 567 | Freedom Mobile Inc. | Assigned | Pembroke |
| 573 | IXICA Communications Inc. | Assigned | Clarence Creek |
| 599 | IXICA Communications Inc. | Assigned | Ottawa-Hull |
| 636 | Freedom Mobile Inc. | Assigned | Ingleside |
| 712 | Nexicom Telecommunications Inc | Assigned | Arden |
| 713 | Nexicom Telecommunications Inc | Assigned | Bloomfield |
| 714 | Nexicom Telecommunications Inc | Assigned | Brighton |
| 715 | Nexicom Telecommunications Inc | Assigned | Cardiff |
| 716 | Nexicom Telecommunications Inc | Assigned | Coe Hill |
| 717 | Nexicom Telecommunications Inc | Assigned | Denbigh |
| 718 | Nexicom Telecommunications Inc | Assigned | Frankford |
| 719 | Nexicom Telecommunications Inc | Assigned | Gilmour |
| 720 | Nexicom Telecommunications Inc | Assigned | Bancroft |
| 721 | Nexicom Telecommunications Inc | Assigned | Madoc |
| 722 | Nexicom Telecommunications Inc | Assigned | Marmora |
| 723 | Nexicom Telecommunications Inc | Assigned | Maynooth |
| 724 | Nexicom Telecommunications Inc | Assigned | Northbrook |
| 725 | Nexicom Telecommunications Inc | Assigned | Picton |
| 726 | Nexicom Telecommunications Inc | Assigned | Plevna |
| 727 | Nexicom Telecommunications Inc | Assigned | Stirling |
| 728 | Nexicom Telecommunications Inc | Assigned | Thurlow |
| 729 | Nexicom Telecommunications Inc | Assigned | Trenton |
| 730 | Nexicom Telecommunications Inc | Assigned | Belleville |
| 731 | Nexicom Telecommunications Inc | Assigned | Tweed |
| 732 | Nexicom Telecommunications Inc | Assigned | Wellington |
| 733 | Nexicom Telecommunications Inc | Assigned | Wooler |
| 737 | Freedom Mobile Inc. | Assigned | St-Regis |
| 799 | IXICA Communications Inc. | Assigned | Metcalfe |
| 867 | Freedom Mobile Inc. | Assigned | Cornwall |
| 899 | IXICA Communications Inc. | Assigned | Carleton Place |
| 960 | Rogers Communications Canada Inc. (Wireless) | Assigned | Ottawa-Hull |
| 961 | Rogers Communications Canada Inc. (Wireless) | Assigned | Ottawa-Hull |
| 962 | Rogers Communications Canada Inc. (Wireless) | Assigned | Ottawa-Hull |
| 963 | Rogers Communications Canada Inc. (Wireless) | Assigned | Ottawa-Hull |
| 970 | Freedom Mobile Inc. | Assigned | Cobden |
| 980 | Freedom Mobile Inc. | Assigned | Petawawa |
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| 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 | |
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| 911 | | For Special Use | |
| 950 | | For Special Use | |
| 976 | | For Special Use | |
| 200 | Videotron Ltd. | In Service | Rockland |
| 201 | Videotron Ltd. | In Service | Alfred |
| 203 | Bell Canada | In Service | Ottawa-Hull |
| 204 | Videotron Ltd. | In Service | Ottawa-Hull |
| 205 | Distributel | In Service | Adolphustown |
| 206 | Distributel | In Service | Bath |
| 207 | Distributel | In Service | Enterprise |
| 208 | Distributel | In Service | Gananoque |
| 212 | TELUS Integrated Communications | In Service | Jockvale |
| 213 | TELUS Integrated Communications | In Service | Carleton Place |
| 214 | TELUS Integrated Communications | In Service | Manotick |
| 215 | TELUS Integrated Communications | In Service | Hawkesbury |
| 216 | TELUS Integrated Communications | In Service | Sydenham |
| 217 | TELUS Integrated Communications | In Service | Tamworth |
| 218 | TELUS Integrated Communications | In Service | Elgin |
| 219 | TELUS Integrated Communications | In Service | Lanark |
| 220 | TELUS Integrated Communications | In Service | Portland |
| 221 | Rogers Communications Canada Inc. (Cable) | In Service | Orleans |
| 222 | TELUS Integrated Communications | In Service | Picton |
| 225 | TELUS Integrated Communications | In Service | Brockville |
| 228 | TELUS Integrated Communications | In Service | Denbigh |
| 229 | TELUS Integrated Communications | In Service | Madoc |
| 230 | TELUS Integrated Communications | In Service | Marmora |
| 231 | TELUS Integrated Communications | In Service | Maynooth |
| 232 | TELUS Integrated Communications | In Service | Northbrook |
| 233 | TELUS Integrated Communications | In Service | Plevna |
| 234 | TELUS Integrated Communications | In Service | Tweed |
| 235 | TELUS Integrated Communications | In Service | Alexandria |
| 236 | TELUS Integrated Communications | In Service | Iroquois |
| 237 | TELUS Integrated Communications | In Service | Maxville |
| 238 | TELUS Integrated Communications | In Service | Morrisburg |
| 239 | TELUS Integrated Communications | In Service | St. Isidore |
| 241 | TELUS Integrated Communications | In Service | Barrys Bay |
| 242 | TELUS Integrated Communications | In Service | Calabogie |
| 243 | TELUS Integrated Communications | In Service | Cobden |
| 244 | ExaTEL Inc. | In Service | Ottawa-Hull |
| 245 | TELUS Integrated Communications | In Service | Deep River |
| 246 | TELUS Integrated Communications | In Service | Eganville |
| 247 | TELUS Integrated Communications | In Service | Killaloe |
| 248 | TELUS Integrated Communications | In Service | Whitney |
| 249 | TELUS Integrated Communications | In Service | Athens |
| 250 | TELUS Integrated Communications | In Service | Cardinal |
| 251 | TELUS Integrated Communications | In Service | Delta |
| 255 | InnSysVoice Corp | In Service | Frankford |
| 261 | TELUS Mobility | In Service | Belleville |
| 262 | TELUS Mobility | In Service | Ottawa-Hull |
| 263 | TELUS Mobility | In Service | Belleville |
| 264 | TELUS Mobility | In Service | Brockville |
| 265 | Comwave Networks | In Service | Deseronto |
| 266 | Comwave Networks | In Service | Kingston |
| 267 | Comwave Networks | In Service | Napanee |
| 268 | Comwave Networks | In Service | Arden |
| 269 | Comwave Networks | In Service | Bancroft |
| 270 | Comwave Networks | In Service | Belleville |
| 271 | Comwave Networks | In Service | Brighton |
| 272 | Comwave Networks | In Service | Northbrook |
| 273 | Comwave Networks | In Service | Plevna |
| 274 | Distributel | In Service | Harrowsmith |
| 275 | Distributel | In Service | Inverary |
| 276 | Distributel | In Service | Napanee |
| 277 | Distributel | In Service | Newburgh |
| 278 | Distributel | In Service | Odessa |
| 279 | Distributel | In Service | Seeleys Bay |
| 280 | Distributel | In Service | Selby |
| 281 | Distributel | In Service | Sydenham |
| 282 | Distributel | In Service | Tamworth |
| 283 | Distributel | In Service | Verona |
| 284 | Distributel | In Service | Wolfe Island |
| 285 | Bell Mobility | In Service | Carleton Place |
| 286 | Distributel | In Service | Yarker |
| 287 | Distributel | In Service | Deseronto |
| 288 | Roxborough Telephone Company Ltd. | In Service | Cornwall |
| 290 | Allstream Inc. | In Service | Kingston |
| 291 | Allstream Inc. | In Service | Ottawa-Hull |
| 292 | Allstream Inc. | In Service | Ottawa-Hull |
| 300 | Iristel Inc. | In Service | Brockville |
| 301 | Iristel Inc. | In Service | Cornwall |
| 302 | Iristel Inc. | In Service | Kingston |
| 303 | Iristel Inc. | In Service | Jockvale |
| 304 | Iristel Inc. | In Service | Vankleek Hill |
| 305 | Iristel Inc. | In Service | Kingston |
| 306 | Iristel Inc. | In Service | Kingston |
| 307 | Iristel Inc. | In Service | Brockville |
| 308 | Iristel Inc. | In Service | Kanata-Stittsville |
| 309 | Iristel Inc. | In Service | Cornwall |
| 312 | Iristel Inc. | In Service | Jockvale |
| 317 | Distributel | In Service | Ottawa-Hull |
| 320 | Comwave Networks | In Service | Brockville |
| 327 | Bell Mobility | In Service | Brockville |
| 330 | Comwave Networks | In Service | Cornwall |
| 331 | Comwave Networks | In Service | Vankleek Hill |
| 333 | Freedom Mobile Inc. | In Service | Kingston |
| 339 | Iristel Inc. | In Service | Merrickville |
| 340 | Iristel Inc. | In Service | Merrickville |
| 341 | Iristel Inc. | In Service | Perth |
| 344 | Distributel | In Service | Kingston |
| 345 | TekSavvy Solutions Inc | In Service | South Mountain |
| 346 | TekSavvy Solutions Inc | In Service | Winchester |
| 355 | TELUS Integrated Communications | In Service | Belleville |
| 356 | TELUS Integrated Communications | In Service | Cornwall |
| 357 | TELUS Integrated Communications | In Service | Bancroft |
| 358 | TELUS Integrated Communications | In Service | Kingston |
| 359 | TELUS Integrated Communications | In Service | Kanata-Stittsville |
| 360 | TELUS Integrated Communications | In Service | Ottawa-Hull |
| 361 | TELUS Integrated Communications | In Service | Renfrew |
| 362 | TELUS Integrated Communications | In Service | Belleville |
| 363 | TELUS Mobility | In Service | Kingston |
| 364 | TELUS Mobility | In Service | Kingston |
| 369 | TELUS Mobility | In Service | Pembroke |
| 370 | TELUS Mobility | In Service | Cornwall |
| 371 | TekSavvy Solutions Inc | In Service | Alfred |
| 372 | TekSavvy Solutions Inc | In Service | Almonte |
| 373 | TekSavvy Solutions Inc | In Service | Arnprior |
| 374 | TekSavvy Solutions Inc | In Service | Bourget |
| 375 | TekSavvy Solutions Inc | In Service | Carleton Place |
| 376 | TekSavvy Solutions Inc | In Service | Carp |
| 377 | TekSavvy Solutions Inc | In Service | Casselman |
| 378 | TekSavvy Solutions Inc | In Service | Chesterville |
| 379 | TekSavvy Solutions Inc | In Service | Clarence Creek |
| 380 | TekSavvy Solutions Inc | In Service | Constance Bay |
| 381 | TekSavvy Solutions Inc | In Service | Crysler |
| 382 | TekSavvy Solutions Inc | In Service | Cumberland |
| 383 | TekSavvy Solutions Inc | In Service | Embrun |
| 384 | TekSavvy Solutions Inc | In Service | Gloucester |
| 385 | TekSavvy Solutions Inc | In Service | Jockvale |
| 386 | TekSavvy Solutions Inc | In Service | Kanata-Stittsville |
| 387 | TekSavvy Solutions Inc | In Service | Kemptville |
| 388 | TekSavvy Solutions Inc | In Service | Manotick |
| 389 | TekSavvy Solutions Inc | In Service | Merrickville |
| 390 | TekSavvy Solutions Inc | In Service | Metcalfe |
| 391 | TekSavvy Solutions Inc | In Service | Navan |
| 392 | TekSavvy Solutions Inc | In Service | North Gower |
| 393 | TekSavvy Solutions Inc | In Service | Orleans |
| 394 | TekSavvy Solutions Inc | In Service | Osgoode |
| 395 | TekSavvy Solutions Inc | In Service | Pakenham |
| 396 | TekSavvy Solutions Inc | In Service | Plantagenet |
| 397 | TekSavvy Solutions Inc | In Service | Richmond |
| 398 | TekSavvy Solutions Inc | In Service | Rockland |
| 399 | TekSavvy Solutions Inc | In Service | Russell |
| 400 | Rogers Communications Canada Inc. (Wireless) | In Service | Perth |
| 401 | Rogers Communications Canada Inc. (Wireless) | In Service | Bancroft |
| 402 | Rogers Communications Canada Inc. (Wireless) | In Service | Perth |
| 417 | Distributel | In Service | Ottawa-Hull |
| 422 | Bell Mobility | In Service | Kingston |
| 430 | Iristel Inc. | In Service | Carleton Place |
| 431 | Bragg Communications Inc. | In Service | Cornwall |
| 432 | InnSysVoice Corp | In Service | Alexandria |
| 433 | InnSysVoice Corp | In Service | Avonmore |
| 434 | InnSysVoice Corp | In Service | Finch |
| 435 | InnSysVoice Corp | In Service | Glen Robertson |
| 436 | InnSysVoice Corp | In Service | Ingleside |
| 437 | InnSysVoice Corp | In Service | Iroquois |
| 438 | InnSysVoice Corp | In Service | LOrignal |
| 439 | InnSysVoice Corp | In Service | Lancaster |
| 440 | InnSysVoice Corp | In Service | Long Sault |
| 441 | InnSysVoice Corp | In Service | Martintown |
| 442 | InnSysVoice Corp | In Service | Maxville |
| 443 | InnSysVoice Corp | In Service | Morrisburg |
| 444 | InnSysVoice Corp | In Service | Cornwall |
| 445 | InnSysVoice Corp | In Service | St. Eugene |
| 446 | InnSysVoice Corp | In Service | St. Isidore |
| 447 | InnSysVoice Corp | In Service | St-Regis |
| 448 | InnSysVoice Corp | In Service | Vankleek Hill |
| 449 | InnSysVoice Corp | In Service | Williamsburg |
| 472 | ISP Telecom | In Service | Madoc |
| 473 | ISP Telecom | In Service | Vankleek Hill |
| 474 | ISP Telecom | In Service | Alexandria |
| 475 | ISP Telecom | In Service | Cornwall |
| 476 | ISP Telecom | In Service | Bancroft |
| 477 | ISP Telecom | In Service | Kingston |
| 478 | ISP Telecom | In Service | Napanee |
| 479 | ISP Telecom | In Service | Gananoque |
| 480 | ISP Telecom | In Service | Brockville |
| 481 | ISP Telecom | In Service | Iroquois |
| 482 | ISP Telecom | In Service | Williamsburg |
| 483 | ISP Telecom | In Service | Morrisburg |
| 488 | Primus Telecommunications Canada Inc. | In Service | Ottawa-Hull |
| 490 | Primus Telecommunications Canada Inc. | In Service | Kanata-Stittsville |
| 500 | Iristel Inc. | In Service | Hawkesbury |
| 503 | Iristel Inc. | In Service | Carleton Place |
| 520 | TELUS Integrated Communications | In Service | Alfred |
| 521 | TELUS Integrated Communications | In Service | Almonte |
| 522 | TELUS Integrated Communications | In Service | Bourget |
| 523 | TELUS Integrated Communications | In Service | Casselman |
| 524 | TELUS Integrated Communications | In Service | Chesterville |
| 525 | TELUS Integrated Communications | In Service | Embrun |
| 526 | TELUS Integrated Communications | In Service | Gloucester |
| 527 | TELUS Integrated Communications | In Service | Merrickville |
| 528 | TELUS Integrated Communications | In Service | Orleans |
| 529 | TELUS Integrated Communications | In Service | Plantagenet |
| 530 | TELUS Integrated Communications | In Service | Richmond |
| 531 | TELUS Integrated Communications | In Service | Rockland |
| 532 | TELUS Integrated Communications | In Service | Winchester |
| 533 | TELUS Integrated Communications | In Service | Clarence Creek |
| 534 | TELUS Integrated Communications | In Service | Crysler |
| 535 | TELUS Integrated Communications | In Service | Cumberland |
| 536 | TELUS Integrated Communications | In Service | Navan |
| 537 | TELUS Integrated Communications | In Service | Pakenham |
| 538 | TELUS Integrated Communications | In Service | Russell |
| 539 | TELUS Integrated Communications | In Service | South Mountain |
| 540 | Bell Mobility | In Service | Ottawa-Hull |
| 541 | Bell Mobility | In Service | Ottawa-Hull |
| 542 | Bell Mobility | In Service | Ottawa-Hull |
| 544 | Bell Mobility | In Service | Pembroke |
| 545 | Bell Canada | In Service | Kanata-Stittsville |
| 546 | Bell Canada | In Service | Gloucester |
| 547 | Bell Canada | In Service | Jockvale |
| 585 | Bell Mobility | In Service | Cornwall |
| 600 | Iristel Inc. | In Service | Belleville |
| 601 | Iristel Inc. | In Service | Belleville |
| 602 | Bell Canada | In Service | Ottawa-Hull |
| 603 | Bell Canada | In Service | Belleville |
| 604 | Bell Canada | In Service | Brockville |
| 605 | Bell Canada | In Service | Cornwall |
| 606 | Bell Canada | In Service | Hawkesbury |
| 607 | Bell Canada | In Service | Kingston |
| 608 | Bell Canada | In Service | Smiths Falls |
| 609 | Bell Canada | In Service | Pembroke |
| 618 | Bell Canada | In Service | Jockvale |
| 619 | Bell Canada | In Service | Ottawa-Hull |
| 622 | ExaTEL Inc. | In Service | Deep River |
| 623 | ExaTEL Inc. | In Service | Chalk River |
| 645 | Bell Mobility | In Service | Belleville |
| 665 | Freedom Mobile Inc. | In Service | Ottawa-Hull |
| 666 | InnSysVoice Corp | In Service | Ottawa-Hull |
| 667 | InnSysVoice Corp | In Service | Kanata-Stittsville |
| 677 | InnSysVoice Corp | In Service | Wellington |
| 688 | Comwave Networks | In Service | Ottawa-Hull |
| 689 | Comwave Networks | In Service | Orleans |
| 690 | Comwave Networks | In Service | Kanata-Stittsville |
| 691 | Comwave Networks | In Service | Alfred |
| 699 | InnSysVoice Corp | In Service | Trenton |
| 700 | Iristel Inc. | In Service | Ottawa-Hull |
| 744 | InnSysVoice Corp | In Service | Bloomfield |
| 747 | TELUS Integrated Communications | In Service | LOrignal |
| 748 | TELUS Integrated Communications | In Service | Vankleek Hill |
| 749 | TELUS Integrated Communications | In Service | Wellington |
| 750 | TELUS Integrated Communications | In Service | Stirling |
| 751 | TELUS Integrated Communications | In Service | Frankford |
| 752 | TELUS Integrated Communications | In Service | Bloomfield |
| 755 | InnSysVoice Corp | In Service | Bancroft |
| 760 | Navigata Communications Limited | In Service | Almonte |
| 761 | Navigata Communications Limited | In Service | Arnprior |
| 762 | Navigata Communications Limited | In Service | Bourget |
| 763 | Navigata Communications Limited | In Service | Carleton Place |
| 764 | Navigata Communications Limited | In Service | Carp |
| 765 | Navigata Communications Limited | In Service | Casselman |
| 766 | Navigata Communications Limited | In Service | Chesterville |
| 767 | Navigata Communications Limited | In Service | Clarence Creek |
| 768 | Navigata Communications Limited | In Service | Constance Bay |
| 769 | Navigata Communications Limited | In Service | Cumberland |
| 770 | Navigata Communications Limited | In Service | Embrun |
| 771 | Navigata Communications Limited | In Service | Gloucester |
| 772 | Navigata Communications Limited | In Service | Jockvale |
| 773 | Navigata Communications Limited | In Service | Kanata-Stittsville |
| 774 | Navigata Communications Limited | In Service | Kemptville |
| 775 | Navigata Communications Limited | In Service | Manotick |
| 776 | Navigata Communications Limited | In Service | Metcalfe |
| 777 | Fido Solutions Inc. | In Service | Ottawa-Hull |
| 778 | Navigata Communications Limited | In Service | Navan |
| 779 | Navigata Communications Limited | In Service | North Gower |
| 780 | Navigata Communications Limited | In Service | Orleans |
| 781 | Navigata Communications Limited | In Service | Osgoode |
| 783 | Navigata Communications Limited | In Service | Plantagenet |
| 784 | Navigata Communications Limited | In Service | Richmond |
| 785 | Navigata Communications Limited | In Service | Rockland |
| 786 | Navigata Communications Limited | In Service | Russell |
| 787 | Navigata Communications Limited | In Service | Winchester |
| 788 | InnSysVoice Corp | In Service | Belleville |
| 789 | Navigata Communications Limited | In Service | Alfred |
| 800 | Iristel Inc. | In Service | Smiths Falls |
| 801 | Iristel Inc. | In Service | Smiths Falls |
| 803 | Iristel Inc. | In Service | Ottawa-Hull |
| 804 | Iristel Inc. | In Service | Ottawa-Hull |
| 805 | Iristel Inc. | In Service | Ottawa-Hull |
| 822 | InnSysVoice Corp | In Service | Deseronto |
| 833 | InnSysVoice Corp | In Service | Gananoque |
| 844 | InnSysVoice Corp | In Service | Adolphustown |
| 855 | InnSysVoice Corp | In Service | Bath |
| 880 | Rogers Communications Canada Inc. (Cable) | In Service | Orleans |
| 881 | Fibernetics Corporation | In Service | Smiths Falls |
| 882 | Fibernetics Corporation | In Service | Ottawa-Hull |
| 883 | Fibernetics Corporation | In Service | Ottawa-Hull |
| 884 | Fibernetics Corporation | In Service | Kingston |
| 885 | Fibernetics Corporation | In Service | Cornwall |
| 886 | Fibernetics Corporation | In Service | Vankleek Hill |
| 887 | Fibernetics Corporation | In Service | Ottawa-Hull |
| 888 | Navigata Communications Limited | In Service | Ottawa-Hull |
| 889 | Fido Solutions Inc. | In Service | Belleville |
| 900 | InnSysVoice Corp | In Service | Kingston |
| 922 | InnSysVoice Corp | In Service | Wolfe Island |
| 925 | Distributel | In Service | Ottawa-Hull |
| 933 | InnSysVoice Corp | In Service | Brighton |
| 937 | TELUS Integrated Communications | In Service | Cornwall |
| 943 | Iristel Inc. | In Service | Bancroft |
| 944 | Iristel Inc. | In Service | Bancroft |
| 945 | Iristel Inc. | In Service | Bancroft |
| 982 | Rogers Communications Canada Inc. (Cable) | In Service | Brockville |
| 983 | Rogers Communications Canada Inc. (Cable) | In Service | Cornwall |
| 984 | Rogers Communications Canada Inc. (Cable) | In Service | Ottawa-Hull |
| 987 | Fido Solutions Inc. | In Service | Ottawa-Hull |
| 988 | Fido Solutions Inc. | In Service | Ottawa-Hull |
| 989 | Fido Solutions Inc. | In Service | Kingston |
| 996 | Rogers Communications Canada Inc. (Wireless) | In Service | Ottawa-Hull |
| 997 | Rogers Communications Canada Inc. (Wireless) | In Service | Ottawa-Hull |
| 998 | Rogers Communications Canada Inc. (Wireless) | In Service | Ottawa-Hull |
| 999 | Rogers Communications Canada Inc. (Wireless) | 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 | |
| 468 | | 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 | |
| 942 | | Not Available | |
| 958 | | Plant Test | |
| 959 | | Plant Test | |
47.0% of the exchanges in this area code are still available.