All assignees
564 prefixes in 607 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 607-300 | AVOCA | 384C | — | Yes |
| 607-301 | BIG FLATS | 155E | 2006-12-15 | Yes |
| 607-302 | ELMIRA | 6959 | 2016-01-05 | Yes |
| 607-303 | CHERRY VLY | 508J | 2016-03-15 | Yes |
| 607-304 | BINGHAMTON | 829J | 2009-11-17 | Yes |
| 607-305 | EDMESTON | 4006 | 2016-03-15 | Yes |
| 607-306 | BINGHAMTON | 384C | 2016-05-13 | Yes |
| 607-307 | NEWFIELD | 997E | 2010-08-19 | Yes |
| 607-308 | BINGHAMTON | 197D | 2018-05-30 | Yes |
| 607-309 | ENDICOTT | 114J | 2019-02-21 | Yes |
| 607-310 | CORTLAND | 4006 | — | Yes |
| 607-311 | XXXXXXXXXX | MULT | — | — |
| 607-312 | BINGHAMTON | 363H | 2018-10-25 | Yes |
| 607-313 | BINGHAMTON | 597F | 2019-06-14 | Yes |
| 607-314 | BINGHAMTON | 425J | 2019-10-15 | Yes |
| 607-316 | NORWICH | 6959 | — | Yes |
| 607-317 | ELMIRA | 4036 | 2020-04-30 | Yes |
| 607-318 | GREENWOOD | 384C | 2020-05-28 | Yes |
| 607-319 | ITHACA | 793K | — | Yes |
| 607-320 | BAINBRIDGE | 793K | 2005-09-21 | Yes |
| 607-321 | ENDICOTT | 8473 | — | Yes |
| 607-322 | COOPERSTN | 7140 | — | Yes |
| 607-323 | MAINE | 8473 | 2001-02-06 | Yes |
| 607-324 | HORNELL | 9104 | — | — |
| 607-325 | OTEGO | 155E | 2015-12-28 | Yes |
| 607-326 | ROXBURY | 9104 | — | Yes |
| 607-327 | ITHACA | 6622 | — | Yes |
| 607-328 | ENDICOTT | 597F | 2026-07-28 | Yes |
| 607-329 | CORNING | 6959 | 2001-02-02 | Yes |
| 607-330 | ITHACA | 829J | — | — |
| 607-331 | ELMIRA | 6622 | 2001-08-15 | Yes |
| 607-332 | PULTENEY | 793K | 2011-05-20 | Yes |
| 607-333 | ELMIRA | 6959 | 2011-09-08 | Yes |
| 607-334 | NORWICH | 0096 | — | — |
| 607-335 | NORWICH | 0096 | — | Yes |
| 607-336 | NORWICH | 0096 | — | — |
| 607-337 | NORWICH | 0096 | — | Yes |
| 607-338 | BINGHAMTON | 7140 | — | Yes |
| 607-339 | ITHACA | 6622 | 2001-08-15 | Yes |
| 607-340 | ENDICOTT | 624H | — | Yes |
| 607-341 | ENDICOTT | 6959 | — | Yes |
| 607-342 | ITHACA | 7140 | — | Yes |
| 607-343 | BINGHAMTON | 5562 | — | Yes |
| 607-344 | CORTLAND | 829J | — | Yes |
| 607-345 | CORTLAND | 4036 | — | — |
| 607-346 | CORNING | 6959 | — | Yes |
| 607-347 | ETNA | 0096 | — | Yes |
| 607-348 | BINGHAMTON | 829J | 2001-05-15 | Yes |
| 607-349 | BINGHAMTON | 6622 | 2001-12-26 | Yes |
| 607-350 | DAVENPORT | 384C | 2020-06-02 | Yes |
| 607-351 | ITHACA | 6959 | 2002-08-27 | Yes |
| 607-352 | BINGHAMTON | 8473 | — | Yes |
| 607-353 | ONEONTA | 4036 | 2002-11-12 | Yes |
| 607-354 | OWEGO | 997E | — | Yes |
| 607-355 | BINGHAMTON | 829J | — | — |
| 607-356 | WHITESVL | 0071 | — | — |
| 607-357 | ARKPORT | 384C | 2017-03-17 | Yes |
| 607-358 | BIG FLATS | 073H | — | Yes |
| 607-359 | ADDISON | 0071 | — | — |
| 607-360 | CANISTEO | 384C | 2017-03-17 | Yes |
| 607-361 | CORNING | 384C | 2017-03-17 | Yes |
| 607-362 | WORCESTER | 478J | 2020-09-01 | Yes |
| 607-363 | DOWNSVILLE | 0096 | — | Yes |
| 607-364 | DAVENPORT | 384C | 2017-03-17 | Yes |
| 607-365 | BINGHAMTON | 073H | 2016-12-05 | Yes |
| 607-366 | LANSING | 829J | 2010-07-29 | Yes |
| 607-367 | ELMIRA | 384C | 2017-03-17 | Yes |
| 607-368 | CORNING | 6959 | — | — |
| 607-369 | UNADILLA | 0096 | — | Yes |
| 607-370 | BINGHAMTON | 515J | 2020-09-08 | Yes |
| 607-371 | NORWICH | 6622 | 2002-07-10 | Yes |
| 607-372 | BINGHAMTON | 4036 | 2002-12-10 | Yes |
| 607-373 | NORWICH | 4036 | 2003-01-29 | Yes |
| 607-374 | BINGHAMTON | 363H | 2014-10-20 | Yes |
| 607-375 | ITHACA | 7140 | — | Yes |
| 607-376 | ONEONTA | 7140 | — | Yes |
| 607-377 | CORNING | 7140 | — | Yes |
| 607-378 | ELMIRA | 7140 | — | Yes |
| 607-379 | ITHACA | 4036 | — | Yes |
| 607-380 | CAMPBELL | 321J | 2021-03-30 | Yes |
| 607-381 | BINGHAMTON | 087H | 2015-02-11 | Yes |
| 607-382 | HORNELL | 6959 | — | Yes |
| 607-383 | CAMPBELL | 155E | 2013-04-04 | Yes |
| 607-384 | BURDETT | 1215 | 2019-02-14 | Yes |
| 607-385 | HORNELL | 4006 | 2014-06-26 | Yes |
| 607-386 | ONEONTA | 4036 | 2014-09-08 | Yes |
| 607-387 | TRUMANSBG | 0131 | — | — |
| 607-388 | HOBART | 384C | 2017-03-17 | Yes |
| 607-389 | HORNELL | 384C | 2017-03-17 | Yes |
| 607-390 | SAVONA | 073H | 2021-05-12 | Yes |
| 607-391 | ITHACA | 829J | — | Yes |
| 607-392 | BINGHAMTON | 318J | 2023-02-13 | Yes |
| 607-393 | BINGHAMTON | 508J | 2014-07-29 | Yes |
| 607-394 | ADDISON | 452J | 2020-02-05 | Yes |
| 607-395 | DUNDEE | 384C | 2021-06-17 | Yes |
| 607-396 | WAVERLY | 384C | 2021-07-08 | Yes |
| 607-397 | WORCESTER | 9104 | — | Yes |
| 607-398 | ELMIRA | 829J | — | Yes |
| 607-399 | HARPURSVL | 932G | 2013-03-18 | Yes |
| 607-400 | HARTWICK | 384C | — | Yes |
These are initial assignees from NANPA CO-code records — because of number portability, the current serving carrier of individual numbers may differ. Bulk export requires a membership.