35 ZIP Codes
| Zip Code | City | Population ↓ |
|---|---|---|
| 02301 | Brockton | 68,969 |
| 02360 | Plymouth | 63,689 |
| 02302 | Brockton | 36,417 |
| 02050 | Marshfield | 25,963 |
| 02324 | Bridgewater | 25,704 |
| 02346 | Middleboro | 24,505 |
| 02043 | Hingham | 24,283 |
| 02066 | Scituate | 19,099 |
| 02359 | Pembroke | 18,382 |
| 02370 | Rockland | 17,701 |
| 02351 | Abington | 17,053 |
| 02332 | Duxbury | 16,185 |
| 02382 | Whitman | 15,295 |
| 02339 | Hanover | 14,845 |
| 02333 | East Bridgewater | 14,401 |
| 02364 | Kingston | 14,027 |
| 02347 | Lakeville | 11,944 |
| 02330 | Carver | 11,712 |
| 02061 | Norwell | 11,361 |
| 02571 | Wareham | 11,258 |
| 02341 | Hanson | 10,542 |
| 02045 | Hull | 10,138 |
| 02338 | Halifax | 7,748 |
| 02379 | West Bridgewater | 7,708 |
| 02739 | Mattapoisett | 6,634 |
| 02770 | Rochester | 5,809 |
| 02738 | Marion | 5,310 |
| 02576 | West Wareham | 4,168 |
| 02538 | East Wareham | 4,074 |
| 02367 | Plympton | 2,935 |
| 02325 | Bridgewater | 2,822 |
| 02558 | Onset | 1,734 |
| 02366 | South Carver | 264 |
| 02047 | Humarock | 182 |
| 02350 | Monponsett | 118 |
The data shown reflect ZCTAs from the US Census. As of 2025, there are 35 ZCTAs in Plymouth County, Massachusetts (US Census).