NumberResearchRecent prefix assignments
369 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
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| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 307-877 | QWEST CORPORATION | 9636 | KEMMERER | WY | |
| 307-878 | RANGE TEL COOP INC | 2251 | SO ALZADA | WY | |
| 307-883 | SILVER STAR TEL CO INC | 2295 | FREEDOM | WY | |
| 307-884 | UNION TELEPHONE COMPANY | 013B | AFTON | WY | |
| 307-885 | SILVER STAR TEL CO INC | 2295 | AFTON | WY | |
| 307-886 | QWEST CORPORATION | 9636 | AFTON | WY | |
| 307-890 | UNION TELEPHONE COMPANY | 013B | FREEDOM | WY | |
| 307-896 | QWEST CORPORATION | 9631 | WBLLFOURCH | WY | |
| 307-899 | NEW CINGULAR WIRELESS PCS, LLC | 6010 | CODY | WY | |
| 307-911 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | WY | |
| 307-920 | T-MOBILE USA, INC. | 6529 | CHEYENNE | WY | |
| 307-921 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY | 6566 | THERMOPOLS | WY | |
| 307-922 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY | 6566 | ROCK SPG | WY | |
| 307-939 | QWEST CORPORATION | 9636 | WRIGHT | WY | |
| 307-941 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY | 6566 | NEWCASTLE | WY | |
| 307-949 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY | 6566 | NEWCASTLE | WY | |
| 307-950 | WY | ||||
| 307-958 | WY | ||||
| 307-959 | WY | ||||
| 307-970 | WY | ||||
| 307-976 | WY | ||||
| 307-977 | UNION TELEPHONE COMPANY | 013B | LARAMIE | WY | |
| 307-988 | WY | ||||
| 307-995 | QWEST CORPORATION | 9636 | CASPER | WY | |
| 307-996 | ONVOY, LLC - WY | 450F | CHEYENNE | WY | |
| 308-210 | NUSO, LLC | 732J | GRAND IS | NE | |
| 308-211 | MULTIPLE OCN LISTING | MULT | XXXXXXXXXX | NE | |
| 308-220 | UNITED TEL CO OF THE WEST DBA CENTURYLINK - NE | 4530 | SCOTSBLUFF | NE | |
| 308-221 | LEVEL 3 COMMUNICATIONS, LLC - NE | 3233 | NO PLATTE | NE | |
| 308-226 | NEBRASKA CENTRAL TEL. CO. | 1574 | DANNEBROG | NE | |
| 308-228 | ELSIE COMMUNICATIONS, INC. | 1518 | ELSIE | NE | |
| 308-232 | GREAT PLAINS COMMUNICATIONS, INC. | 1577 | MIRAGEFLTS | NE | |
| 308-233 | CITIZENS TELECOM OF NE LLC DBA FRONTIER COM OF NE | 1128 | KEARNEY | NE | |
| 308-234 | CITIZENS TELECOM OF NE LLC DBA FRONTIER COM OF NE | 1128 | KEARNEY | NE | |
| 308-235 | UNITED TEL CO OF THE WEST DBA CENTURYLINK - NE | 4530 | KIMBALL | NE | |
| 308-236 | CITIZENS TELECOM OF NE LLC DBA FRONTIER COM OF NE | 1128 | KEARNEY | NE | |
| 308-237 | CITIZENS TELECOM OF NE LLC DBA FRONTIER COM OF NE | 1128 | KEARNEY | NE | |
| 308-238 | CITIZENS TELECOM OF NE LLC DBA FRONTIER COM OF NE | 1128 | KEARNEY | NE | |
| 308-239 | CONSOLIDATED TELCO, INC. | 1530 | PAXTON | NE | |
| 308-240 | N.E. COLORADO CELLULAR, INC. | 6874 | KEARNEY | NE | |
| 308-245 | NEBRASKA CENTRAL TEL. CO. | 1574 | SCOTIA | NE | |
| 308-246 | GREAT PLAINS COMMUNICATIONS, INC. | 1577 | WOLBACH | NE | |
| 308-247 | UNITED TEL CO OF THE WEST DBA CENTURYLINK - NE | 4530 | MORRILL | NE | |
| 308-249 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE | 5807 | SIDNEY | NE | |
| 308-254 | QWEST CORPORATION | 9631 | SIDNEY | NE | |
| 308-258 | AT&T - LOCAL | 7421 | GRAND IS | NE | |
| 308-262 | QWEST CORPORATION | 9631 | BRIDGEPORT | NE | |
| 308-263 | GLENWOOD TEL. MEMBERSHIP CORP. | 1553 | FUNK | NE | |
| 308-265 | ARAPAHOE TEL. CO. | 1516 | HENDLEY | NE | |
| 308-268 | CITIZENS TELECOM OF NE LLC DBA FRONTIER COM OF NE | 1128 | BEAVERCITY | NE |
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.