36 ZIP Codes
| Zip Code | City | Population ↓ |
|---|---|---|
| 04005 | Biddeford | 24,772 |
| 04072 | Saco | 20,819 |
| 04073 | Sanford | 17,414 |
| 04043 | Kennebunk | 11,820 |
| 04090 | Wells | 11,713 |
| 03909 | York | 10,943 |
| 04064 | Old Orchard Beach | 8,632 |
| 04093 | Buxton | 8,512 |
| 03904 | Kittery | 8,389 |
| 03901 | Berwick | 8,175 |
| 04046 | Kennebunkport | 8,102 |
| 04002 | Alfred | 7,737 |
| 03908 | South Berwick | 7,431 |
| 03903 | Eliot | 7,146 |
| 04027 | Lebanon | 6,629 |
| 03906 | North Berwick | 5,368 |
| 04042 | Hollis Center | 4,872 |
| 04083 | Springvale | 4,833 |
| 04049 | Limington | 4,017 |
| 04048 | Limerick | 3,400 |
| 04061 | North Waterboro | 3,074 |
| 04076 | Shapleigh | 2,976 |
| 04030 | East Waterboro | 2,731 |
| 04001 | Acton | 2,721 |
| 03902 | Cape Neddick | 2,665 |
| 04087 | Waterboro | 2,250 |
| 03905 | Kittery Point | 2,084 |
| 04020 | Cornish | 1,803 |
| 04047 | Parsonsfield | 1,715 |
| 04095 | West Newfield | 1,480 |
| 03907 | Ogunquit | 1,379 |
| 04063 | Ocean Park | 612 |
| 03911 | York Harbor | 363 |
| 04056 | Newfield | 100 |
| 04006 | Biddeford Pool | 39 |
| 03910 | York Beach | 15 |
The data shown reflect ZCTAs from the US Census. As of 2025, there are 36 ZCTAs in York County, Maine (US Census).