| Locality | Post Code |
|---|---|
| Amherst, Hancock | 04605 |
| Aurora, Hancock | 04408 |
| Bar Harbor, Hancock | 04609 |
| Bass Harbor, Hancock | 04653 |
| Bernard, Hancock | 04612 |
| Birch Harbor, Hancock | 04613 |
| Blue Hill, Hancock | 04614 |
| Brooklin, Hancock | 04616 |
| Brooksville, Hancock | 04617 |
| Bucksport, Hancock | 04416 |
| Castine, Hancock | 04420, 04421 |
| Corea, Hancock | 04624 |
| Cranberry Isles, Hancock | 04625 |
| Deer Isle, Hancock | 04627 |
| East Blue Hill, Hancock | 04629 |
| East Orland, Hancock | 04431 |
| Eastbrook, Hancock | 04634 |
| Ellsworth, Hancock | 04605 |
| Fletchers Landing, Hancock | 04605 |
| Franklin, Hancock | 04634 |
| Frenchboro, Hancock | 04635 |
| Gouldsboro, Hancock | 04607 |
| Great Pond, Hancock | 04408 |
| Hancock, Hancock | 04640 |
| Harborside, Hancock | 04642 |
| Hulls Cove, Hancock | 04644 |
| Maine Postal Codes | |
|---|---|
| York | Washington |
| Waldo | Somerset |
| Sagadahoc | Piscataquis |
| Penobscot | Oxford |
| Lincoln | Knox |
| Kennebec | Hancock |
| Franklin | Cumberland |
| Aroostook | Androscoggin |