NumberResearchRecent prefix assignments
366 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/18/2026
Which carriers received which NPA-NXX prefixes, and where. Assignments are initial assignments from NANPA records — because of number portability, the current serving carrier of individual numbers may differ. For finer-grained activity, see the thousands-block view above.
Most active assignees, last 30 days
New assignments by month
Sep 2026
Aug 2026
Jul 2026
Jun 2026
May 2026
Apr 2026
Mar 2026
Feb 2026
Jan 2026
Dec 2025
Nov 2025
Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2006-05-15 | 320-440 | MCC TELEPHONY OF MINNESOTA, LLC - MN | 719F | COSMOS | MN |
| 2006-05-15 | 320-542 | FRONTIER COMMUNICATIONS OF MINNESOTA, INC. | 1367 | DAWSON | MN |
| 2006-05-15 | 320-722 | CENTURYLINK OF MINNESOTA, INC. | 1456 | GRANITEFLS | MN |
| 2006-05-15 | 320-993 | MCC TELEPHONY OF MINNESOTA, LLC - MN | 719F | BROOTEN | MN |
| 2006-05-15 | 507-935 | MCC TELEPHONY OF MINNESOTA, LLC - MN | 719F | LUVERNE | MN |
| 2006-05-15 | 541-646 | ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 7172 | MEDFORD | OR |
| 2006-05-15 | 575-601 | PVT NETWORKS, INC. - NM | 438D | CLOUDCROFT | NM |
| 2006-05-15 | 774-567 | LEVEL 3 COMMUNICATIONS, LLC - MA | 4018 | DOVER | MA |
| 2006-05-15 | 828-504 | CAROLINA WEST WIRELESS, INC. | 5932 | BEECH MT | NC |
| 2006-05-15 | 904-697 | METROPCS, INC. | 5562 | JACKSONVL | FL |
| 2006-05-12 | 203-992 | CSC VOICE, LLC | 612K | GREENWICH | CT |
| 2006-05-12 | 210-450 | SOUTHWESTERN BELL | 9533 | SANANTONIO | TX |
| 2006-05-12 | 224-484 | FIRST COMMUNICATIONS, LLC | 460K | DUNDEE | IL |
| 2006-05-12 | 224-699 | LEVEL 3 COMMUNICATIONS, LLC - IL | 6115 | DUNDEE | IL |
| 2006-05-12 | 225-330 | CENTURYLINK COMMUNICATIONS LLC - LA | 7637 | BATONROUGE | LA |
| 2006-05-12 | 239-485 | LEVEL 3 COMMUNICATIONS, LLC - FL | 4802 | FORT MYERS | FL |
| 2006-05-12 | 443-964 | LEVEL 3 COMMUNICATIONS, LLC - MD | 6119 | NORTHBEACH | MD |
| 2006-05-12 | 480-286 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PHOENIX | AZ |
| 2006-05-12 | 480-381 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | PHOENIX | AZ |
| 2006-05-12 | 605-438 | INTERSTATE TELECOMMUNICATIONS COOPERATIVE, INC. | 907D | MILBANK | SD |
| 2006-05-12 | 717-830 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | CHAMBERSBG | PA |
| 2006-05-12 | 813-826 | LEVEL 3 TELECOM OF FLORIDA, LP - FL | 7635 | TAMPACEN | FL |
| 2006-05-12 | 818-792 | T-MOBILE USA, INC. | 6529 | SNFN SNFN | CA |
| 2006-05-12 | 907-304 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | NOME | AK |
| 2006-05-12 | 970-828 | FASTTRACK COMMUNICATIONS, INC. - CO | 330B | DURANGO | CO |
| 2006-05-11 | 207-556 | TELEPORT COMMUNICATIONS AMERICA, LLC - ME | 882G | WESTBROOK | ME |
| 2006-05-11 | 228-287 | NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | BILOXI | MS |
| 2006-05-11 | 250-985 | TELUS | 8086 | Quesnel | — |
| 2006-05-11 | 251-322 | MCC TELEPHONY OF THE SOUTH, LLC - AL | 773F | ATMORE | AL |
| 2006-05-11 | 270-902 | BRANDENBURG TELECOM, LLC - KY | 5672 | MCDANIELS | KY |
| 2006-05-11 | 403-736 | TELUS | 8084 | Calgary | — |
| 2006-05-11 | 403-743 | TELUS | 8084 | Stettler | — |
| 2006-05-11 | 519-597 | Bell Canada | 8051 | Kitchener-Waterloo | — |
| 2006-05-11 | 585-627 | ONVOY, LLC- NY | 384C | ROCHESTER | NY |
| 2006-05-11 | 709-697 | Bell Mobility Aliant | 329A | St. John's | — |
| 2006-05-11 | 780-309 | TELUS | 8084 | Swan Hills | — |
| 2006-05-11 | 780-845 | TELUS | 8084 | Wainwright | — |
| 2006-05-11 | 780-948 | TELUS | 8084 | Spruce Grove | — |
| 2006-05-11 | 785-477 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - KS | 6532 | MANHATTAN | KS |
| 2006-05-11 | 816-994 | AVID COMMUNICATIONS, LLC - MO | 718D | KANSASCITY | MO |
| 2006-05-11 | 819-769 | TELUS Quebec | 2243 | Magog | — |
| 2006-05-11 | 831-350 | LEVEL 3 COMMUNICATIONS, LLC - CA | 8826 | TRES PINOS | CA |
| 2006-05-11 | 902-220 | Bell Mobility Aliant | 329A | Halifax | — |
| 2006-05-11 | 909-342 | LEVEL 3 COMMUNICATIONS, LLC - CA | 8826 | CHINO | CA |
| 2006-05-11 | 909-680 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | CHINO | CA |
| 2006-05-10 | 256-799 | CENTURYLINK COMMUNICATIONS LLC - AL | 327A | HUNTSVILLE | AL |
| 2006-05-10 | 334-533 | HD CARRIER LLC | 321J | MONTGOMERY | AL |
| 2006-05-10 | 336-452 | CAROLINA WEST WIRELESS, INC. | 5932 | LOMAX | NC |
| 2006-05-10 | 602-457 | LEVEL 3 COMMUNICATIONS, LLC - AZ | 3285 | PHOENIX | AZ |
| 2006-05-10 | 602-827 | QWEST CORPORATION | 9636 | PHOENIX | AZ |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 09/18/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.