PORTLAND — ME
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| CONSOLIDATED COMM OF NO. NEW ENGLAND-ME | 5111 | 37 |
| NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | 12 |
| BELL ATLANTIC MOBILE, INC | 6386 | 11 |
| LEVEL 3 COMMUNICATIONS, LLC - ME | 382D | 8 |
| PAETEC ITEL, LLC | 829J | 7 |