35 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 02301 | Brockton | 68,608 |
| 02360 | Plymouth | 62,405 |
| 02302 | Brockton | 36,472 |
| 02324 | Bridgewater | 26,022 |
| 02050 | Marshfield | 25,903 |
| 02346 | Middleboro | 24,360 |
| 02043 | Hingham | 24,185 |
| 02066 | Scituate | 18,895 |
| 02359 | Pembroke | 18,335 |
| 02370 | Rockland | 17,709 |
| 02351 | Abington | 17,008 |
| 02332 | Duxbury | 16,110 |
| 02382 | Whitman | 15,215 |
| 02339 | Hanover | 14,800 |
| 02333 | East Bridgewater | 14,420 |
| 02364 | Kingston | 13,782 |
| 02347 | Lakeville | 11,732 |
| 02330 | Carver | 11,645 |
| 02061 | Norwell | 11,309 |
| 02571 | Wareham | 10,538 |
| 02341 | Hanson | 10,466 |
| 02045 | Hull | 10,098 |
| 02338 | Halifax | 7,734 |
| 02379 | West Bridgewater | 7,682 |
| 02739 | Mattapoisett | 6,563 |
| 02770 | Rochester | 5,716 |
| 02738 | Marion | 5,312 |
| 02538 | East Wareham | 4,556 |
| 02576 | West Wareham | 4,498 |
| 02367 | Plympton | 2,934 |
| 02325 | Bridgewater | 2,647 |
| 02558 | Onset | 1,658 |
| 02366 | South Carver | 251 |
| 02350 | Monponsett | 149 |
| 02047 | Humarock | 142 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 35 ZCTAs in Plymouth County, Massachusetts (US Census).