Penobscot County Cities Listed by Area Code 207
| Area Code | City | State | Zip Code |
| 207 | Bangor | ME | 04401 |
| 207 | Bradford | ME | 04410 |
| 207 | Bradley | ME | 04411 |
| 207 | Brewer | ME | 04412 |
| 207 | Burlington | ME | 04417 |
| 207 | Carmel | ME | 04419 |
| 207 | Charleston | ME | 04422 |
| 207 | Corinna | ME | 04928 |
| 207 | Corinth | ME | 04427 |
| 207 | Costigan | ME | 04423 |
| 207 | Dexter | ME | 04930 |
| 207 | Dixmont | ME | 04932 |
| 207 | East Millinocket | ME | 04430 |
| 207 | Eddington | ME | 04428 |
| 207 | Etna | ME | 04434 |
| 207 | Exeter | ME | 04435 |
| 207 | Garland | ME | 04939 |
| 207 | Greenbush | ME | 04418 |
| 207 | Hampden | ME | 04444 |
| 207 | Holden | ME | 04429 |
| 207 | Howland | ME | 04448 |
| 207 | Hudson | ME | 04449 |
| 207 | Kenduskeag | ME | 04450 |
| 207 | Kingman | ME | 04451 |
| 207 | Lagrange | ME | 04453 |
| 207 | Lee | ME | 04455 |
| 207 | Levant | ME | 04456 |
| 207 | Lincoln | ME | 04457 |
| 207 | Mattawamkeag | ME | 04459 |
| 207 | Medway | ME | 04460 |
| 207 | Milford | ME | 04461 |
| 207 | Millinocket | ME | 04462 |
| 207 | Newport | ME | 04953 |
| 207 | Old Town | ME | 04468 |
| 207 | Orono | ME | 04473 |
| 207 | Orrington | ME | 04474 |
| 207 | Passadumkeag | ME | 04475 |
| 207 | Patten | ME | 04765 |
| 207 | Plymouth | ME | 04969 |
| 207 | Springfield | ME | 04487 |
| 207 | Stacyville | ME | 04777 |
| 207 | Stetson | ME | 04488 |
| 207 | West Enfield | ME | 04493 |
| 207 | Winn | ME | 04495 |