NumberResearchRecent prefix assignments
5 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 2026-04
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
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Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 469-403 | T-MOBILE USA, INC. | 6529 | FRISCO | TX | |
| 469-438 | T-MOBILE USA, INC. | 6529 | GRANDPRARI | TX | |
| 469-441 | T-MOBILE USA, INC. | 6529 | GRANDPRARI | TX | |
| 469-446 | T-MOBILE USA, INC. | 6529 | GRANDPRARI | TX | |
| 469-556 | T-MOBILE USA, INC. | 6529 | GRANDPRARI | TX | |
| 469-569 | T-MOBILE USA, INC. | 6529 | GRANDPRARI | TX | |
| 469-576 | T-MOBILE USA, INC. | 6529 | GRANDPRARI | TX | |
| 469-583 | T-MOBILE USA, INC. | 6529 | GRANDPRARI | TX | |
| 469-595 | T-MOBILE USA, INC. | 6529 | KAUFMAN | TX | |
| 469-628 | T-MOBILE USA, INC. | 6529 | GRANDPRARI | TX | |
| 469-682 | T-MOBILE USA, INC. | 6529 | GRANDPRARI | TX | |
| 469-688 | T-MOBILE USA, INC. | 6529 | GRANDPRARI | TX | |
| 469-693 | T-MOBILE USA, INC. | 6529 | GRANDPRARI | TX | |
| 469-733 | T-MOBILE USA, INC. | 6529 | GRANDPRARI | TX | |
| 469-767 | T-MOBILE USA, INC. | 6529 | GRANDPRARI | TX | |
| 469-774 | T-MOBILE USA, INC. | 6529 | GRANDPRARI | TX | |
| 469-831 | T-MOBILE USA, INC. | 6529 | GRANDPRARI | TX | |
| 469-835 | T-MOBILE USA, INC. | 6529 | GRANDPRARI | TX | |
| 469-853 | T-MOBILE USA, INC. | 6529 | GRANDPRARI | TX | |
| 469-855 | T-MOBILE USA, INC. | 6529 | GRANDPRARI | TX | |
| 469-864 | T-MOBILE USA, INC. | 6529 | FORNEY | TX | |
| 469-867 | T-MOBILE USA, INC. | 6529 | GRANDPRARI | TX | |
| 469-894 | T-MOBILE USA, INC. | 6529 | ENNIS | TX | |
| 469-897 | T-MOBILE USA, INC. | 6529 | ROCKWALL | TX | |
| 469-939 | T-MOBILE USA, INC. | 6529 | GRANDPRARI | TX | |
| 469-951 | T-MOBILE USA, INC. | 6529 | GRANDPRARI | TX | |
| 479-283 | T-MOBILE USA, INC. | 6529 | FAYETTEVL | AR | |
| 479-285 | T-MOBILE USA, INC. | 6529 | FORT SMITH | AR | |
| 479-357 | T-MOBILE USA, INC. | 6529 | GREENWOOD | AR | |
| 479-420 | T-MOBILE USA, INC. | 6529 | FORT SMITH | AR | |
| 479-435 | T-MOBILE USA, INC. | 6529 | FAYETTEVL | AR | |
| 479-567 | T-MOBILE USA, INC. | 6529 | RUSSELLVL | AR | |
| 479-685 | T-MOBILE USA, INC. | 6529 | BENTONVL | AR | |
| 479-769 | T-MOBILE USA, INC. | 6529 | FORT SMITH | AR | |
| 480-206 | T-MOBILE USA, INC. | 6529 | PHOENIX | AZ | |
| 480-221 | T-MOBILE USA, INC. | 6529 | PHOENIX | AZ | |
| 480-227 | T-MOBILE USA, INC. | 6529 | PHOENIX | AZ | |
| 480-326 | T-MOBILE USA, INC. | 6529 | PHOENIX | AZ | |
| 480-330 | T-MOBILE USA, INC. | 6529 | PHOENIX | AZ | |
| 480-332 | T-MOBILE USA, INC. | 6529 | PHOENIX | AZ | |
| 480-452 | T-MOBILE USA, INC. | 6529 | PHOENIX | AZ | |
| 480-495 | T-MOBILE USA, INC. | 6529 | PHOENIX | AZ | |
| 480-529 | T-MOBILE USA, INC. | 6529 | PHOENIX | AZ | |
| 480-560 | T-MOBILE USA, INC. | 6529 | PHOENIX | AZ | |
| 480-570 | T-MOBILE USA, INC. | 6529 | PHOENIX | AZ | |
| 480-580 | T-MOBILE USA, INC. | 6529 | PHOENIX | AZ | |
| 480-600 | T-MOBILE USA, INC. | 6529 | PHOENIX | AZ | |
| 480-628 | T-MOBILE USA, INC. | 6529 | PHOENIX | AZ | |
| 480-648 | T-MOBILE USA, INC. | 6529 | PHOENIX | AZ | |
| 480-650 | T-MOBILE USA, INC. | 6529 | PHOENIX | AZ |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 2026-04 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.