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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Oct 2025
| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 2001-05-10 | 636-426 | T-MOBILE USA, INC. | 6529 | PORTAGSIUX | MO |
| 2001-05-10 | 660-236 | SOUTHWESTERN BELL | 9533 | MARSHALL | MO |
| 2001-05-10 | 660-240 | LEVEL 3 COMMUNICATIONS, LLC - MO | 4932 | CHILLICOTH | MO |
| 2001-05-10 | 660-586 | SOUTHWESTERN BELL | 9533 | NEWFRNKLIN | MO |
| 2001-05-10 | 660-596 | AERIAL COMMUNICATIONS, INC. | 6701 | SEDALIA | MO |
| 2001-05-10 | 660-956 | LEVEL 3 COMMUNICATIONS, LLC - MO | 4932 | KIRKSVILLE | MO |
| 2001-05-10 | 703-654 | PAETEC ITEL, LLC | 829J | WSNGTNZN19 | VA |
| 2001-05-10 | 703-770 | PAETEC ITEL, LLC | 829J | WSNGTNZN17 | VA |
| 2001-05-10 | 703-797 | PAETEC ITEL, LLC | 829J | WSNGTNZN08 | VA |
| 2001-05-10 | 703-871 | PAETEC ITEL, LLC | 829J | HERNDON | VA |
| 2001-05-10 | 712-733 | AUREON COMMUNICATIONS, LLC | 444G | HARLAN | IA |
| 2001-05-10 | 714-696 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | 7240 | YORBALINDA | CA |
| 2001-05-10 | 714-783 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | 7240 | ANAHEIM | CA |
| 2001-05-10 | 714-820 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | 7240 | CYPRESS | CA |
| 2001-05-10 | 714-868 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | 7240 | BUENA PARK | CA |
| 2001-05-10 | 714-872 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | 7240 | FULLERTON | CA |
| 2001-05-10 | 714-941 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | 7240 | ORANGE | CA |
| 2001-05-10 | 714-982 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | 7240 | PLACENTIA | CA |
| 2001-05-10 | 714-987 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | 7240 | BREA | CA |
| 2001-05-10 | 734-364 | LEVEL 3 COMMUNICATIONS, LLC - MI | 6120 | MAYBEE | MI |
| 2001-05-10 | 734-833 | METROPCS, INC. | 5562 | DUNDEE | MI |
| 2001-05-10 | 734-849 | TELEPORT COMMUNICATIONS AMERICA, LLC - MI | 770E | LOSTPNNSUL | MI |
| 2001-05-10 | 770-288 | TELEPORT COMMUNICATIONS AMERICA, LLC - GA | 8392 | ATLANTA SO | GA |
| 2001-05-10 | 781-384 | PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA | 268F | ROCKLAND | MA |
| 2001-05-10 | 816-670 | SOUTHWESTERN BELL | 9533 | ARCHIE | MO |
| 2001-05-10 | 816-848 | SOUTHWESTERN BELL | 9533 | EXCELSRSPG | MO |
| 2001-05-10 | 832-261 | AT&T - LOCAL | 7421 | SEABROOK | TX |
| 2001-05-10 | 847-912 | T-MOBILE USA, INC. | 6529 | ZION | IL |
| 2001-05-10 | 870-224 | LEVEL 3 COMMUNICATIONS, LLC - AR | 5179 | MONTICELLO | AR |
| 2001-05-10 | 870-498 | SOUTHWESTERN BELL | 9533 | CAMDEN | AR |
| 2001-05-10 | 870-626 | LEVEL 3 COMMUNICATIONS, LLC - AR | 5179 | MAGNOLIA | AR |
| 2001-05-10 | 978-302 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | 6387 | GROTON | MA |
| 2001-05-10 | 978-660 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA | 6387 | LEOMINSTER | MA |
| 2001-05-09 | 240-333 | PAETEC ITEL, LLC | 829J | WSHNGTNZN2 | MD |
| 2001-05-09 | 240-364 | PAETEC ITEL, LLC | 829J | GAITHERSBG | MD |
| 2001-05-09 | 240-494 | PAETEC ITEL, LLC | 829J | WSHNGTNZN3 | MD |
| 2001-05-09 | 240-737 | PAETEC ITEL, LLC | 829J | WSHNGTNZN4 | MD |
| 2001-05-09 | 240-747 | PAETEC ITEL, LLC | 829J | WSNGTNZN11 | MD |
| 2001-05-09 | 240-767 | PAETEC ITEL, LLC | 829J | WSHNGTNZN5 | MD |
| 2001-05-09 | 240-864 | PAETEC ITEL, LLC | 829J | WSNGTNZN10 | MD |
| 2001-05-09 | 240-868 | PAETEC ITEL, LLC | 829J | WSNGTNZN12 | MD |
| 2001-05-09 | 240-949 | PAETEC ITEL, LLC | 829J | WSNGTNZN16 | MD |
| 2001-05-09 | 270-306 | METROPCS, INC. | 5562 | FRANKLIN | KY |
| 2001-05-09 | 317-503 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN | 6725 | INDIANAPLS | IN |
| 2001-05-09 | 317-504 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN | 6725 | INDIANAPLS | IN |
| 2001-05-09 | 317-518 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN | 6725 | INDIANAPLS | IN |
| 2001-05-09 | 407-582 | BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | ORLANDO | FL |
| 2001-05-09 | 417-322 | UNITED STATES CELLULAR - MO | 6275 | LEBANON | MO |
| 2001-05-09 | 423-313 | POWERTEL ATLANTA LICENSES, INC. | 7473 | CHATTNOOGA | TN |
| 2001-05-09 | 443-332 | PAETEC ITEL, LLC | 829J | CROFTON | MD |
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.