NumberResearchRecent prefix assignments
371 prefixes assigned in the last 30 days · from the daily NANPA CO code file, 09/19/2026
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
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| Assigned | NPA-NXX | Assignee | OCN | Rate center | State |
|---|---|---|---|---|---|
| 215-828 | VERIZON PENNSYLVANIA, INC. | 9208 | PHLDLPHZN1 | PA | |
| 215-829 | VERIZON PENNSYLVANIA, INC. | 9208 | PHLDLPHZN1 | PA | |
| 215-830 | VERIZON PENNSYLVANIA, INC. | 9208 | PHPHSBZN38 | PA | |
| 215-831 | VERIZON PENNSYLVANIA, INC. | 9208 | PHLDLPHZN4 | PA | |
| 215-832 | VERIZON PENNSYLVANIA, INC. | 9208 | PHLDLPHZN1 | PA | |
| 215-833 | OMNIPOINT COMMUNICATIONS ENTERPRISES, LP | 6626 | PHLDLPHZN1 | PA | |
| 215-836 | VERIZON PENNSYLVANIA, INC. | 9208 | PHPHSBZN32 | PA | |
| 215-837 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | 6392 | PHLDLPHZN2 | PA | |
| 215-838 | SPOK, INC. | 6630 | PHLDLPHZN1 | PA | |
| 215-839 | VERIZON PENNSYLVANIA, INC. | 9208 | PHLDLPHZN3 | PA | |
| 215-840 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | 6392 | PHLDLPHZN2 | PA | |
| 215-841 | VERIZON PENNSYLVANIA, INC. | 9208 | PHLDLPHZN1 | PA | |
| 215-842 | VERIZON PENNSYLVANIA, INC. | 9208 | PHLDLPHZN3 | PA | |
| 215-843 | VERIZON PENNSYLVANIA, INC. | 9208 | PHLDLPHZN3 | PA | |
| 215-844 | VERIZON PENNSYLVANIA, INC. | 9208 | PHLDLPHZN3 | PA | |
| 215-846 | VERIZON PENNSYLVANIA, INC. | 9208 | PHLDLPHZN1 | PA | |
| 215-848 | VERIZON PENNSYLVANIA, INC. | 9208 | PHLDLPHZN3 | PA | |
| 215-849 | VERIZON PENNSYLVANIA, INC. | 9208 | PHLDLPHZN3 | PA | |
| 215-850 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | 6392 | PHLDLPHZN2 | PA | |
| 215-851 | VERIZON PENNSYLVANIA, INC. | 9208 | PHLDLPHZN1 | PA | |
| 215-852 | METROPCS, INC. | 5562 | PHLDLPHZN1 | PA | |
| 215-853 | LEVEL 3 COMMUNICATIONS, LLC - PA | 4007 | LANSDALE | PA | |
| 215-854 | VERIZON PENNSYLVANIA, INC. | 9208 | PHLDLPHZN1 | PA | |
| 215-855 | VERIZON PENNSYLVANIA, INC. | 9208 | LANSDALE | PA | |
| 215-856 | VERIZON PENNSYLVANIA, INC. | 9208 | PHLDLPHZN4 | PA | |
| 215-857 | LEVEL 3 COMMUNICATIONS, LLC - PA | 4007 | BEDMINSTER | PA | |
| 215-858 | NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | PHPHSBZN33 | PA | |
| 215-859 | AT&T - LOCAL | 7421 | HARLEYSVL | PA | |
| 215-860 | VERIZON PENNSYLVANIA, INC. | 9208 | NEWTOWN | PA | |
| 215-861 | TELEPORT COMMUNICATIONS AMERICA, LLC - PA | 7309 | PHLDLPHZN1 | PA | |
| 215-862 | VERIZON PENNSYLVANIA, INC. | 9208 | NEW HOPE | PA | |
| 215-863 | VERIZON PENNSYLVANIA, INC. | 9208 | PHLDLPHZN2 | PA | |
| 215-864 | VERIZON PENNSYLVANIA, INC. | 9208 | PHLDLPHZN1 | PA | |
| 215-865 | SPOK, INC. | 6630 | PHLDLPHZN1 | PA | |
| 215-867 | PAETEC ITEL, LLC | 829J | NEWTOWN | PA | |
| 215-868 | OMNIPOINT COMMUNICATIONS ENTERPRISES, LP | 6626 | PHLDLPHZN1 | PA | |
| 215-869 | OMNIPOINT COMMUNICATIONS ENTERPRISES, LP | 6626 | PHLDLPHZN1 | PA | |
| 215-870 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | 6392 | PHLDLPHZN2 | PA | |
| 215-871 | VERIZON PENNSYLVANIA, INC. | 9208 | PHLDLPHZN2 | PA | |
| 215-872 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | 6392 | LANSDALE | PA | |
| 215-873 | VERIZON PENNSYLVANIA, INC. | 9208 | PHLDLPHZN1 | PA | |
| 215-874 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PHPHSBZN42 | PA | |
| 215-875 | VERIZON PENNSYLVANIA, INC. | 9208 | PHLDLPHZN1 | PA | |
| 215-876 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | PHPHSBZN40 | PA | |
| 215-877 | VERIZON PENNSYLVANIA, INC. | 9208 | PHLDLPHZN2 | PA | |
| 215-878 | VERIZON PENNSYLVANIA, INC. | 9208 | PHLDLPHZN2 | PA | |
| 215-879 | VERIZON PENNSYLVANIA, INC. | 9208 | PHLDLPHZN2 | PA | |
| 215-880 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | 6392 | PHLDLPHZN2 | PA | |
| 215-881 | VERIZON PENNSYLVANIA, INC. | 9208 | PHPHSBZN34 | PA | |
| 215-882 | AT&T - LOCAL | 7421 | PHPHSBZN38 | PA |
Source: NANPA CO Code Assignments (Utilized, All States, Public), file date 09/19/2026 — Tier A primary source, refreshed on every import. Viewing is free; bulk downloads require a membership.