SEVERNA PK — MD
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| VERIZON MARYLAND, INC. | 9212 | 16 |
| METROPCS, INC. | 5562 | 4 |
| CORE COMMUNICATIONS, INC.- MD | 2593 | 2 |
| PEERLESS NETWORK OF MARYLAND, LLC | 568G | 2 |
| MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD | 7228 | 2 |