CHESAPKECY — MD
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| CORE COMMUNICATIONS, INC.- MD | 2593 | 1 |
| TWILIO INTERNATIONAL, INC. | 506J | 1 |
| TON80 COMMUNICATIONS, LLC | 516J | 1 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD | 6395 | 1 |
| VERIZON MARYLAND, INC. | 9212 | 1 |