39 ZIP Codes
| Zip Code | City | Population ↓ |
|---|---|---|
| 19320 | Coatesville | 55,941 |
| 19382 | West Chester | 54,127 |
| 19335 | Downingtown | 53,629 |
| 19380 | West Chester | 49,856 |
| 19460 | Phoenixville | 45,423 |
| 19087 | Wayne | 33,528 |
| 19355 | Malvern | 29,425 |
| 19348 | Kennett Square | 23,621 |
| 19341 | Exton | 21,709 |
| 19465 | Pottstown | 18,564 |
| 19363 | Oxford | 18,231 |
| 19425 | Chester Springs | 17,219 |
| 19344 | Honey Brook | 12,827 |
| 19390 | West Grove | 12,546 |
| 19475 | Spring City | 12,298 |
| 19312 | Berwyn | 12,283 |
| 19311 | Avondale | 11,692 |
| 19352 | Lincoln University | 11,484 |
| 19350 | Landenberg | 10,945 |
| 19317 | Chadds Ford | 10,864 |
| 19343 | Glenmoore | 8,450 |
| 19365 | Parkesburg | 8,006 |
| 19301 | Paoli | 7,814 |
| 19333 | Devon | 7,471 |
| 19383 | West Chester | 6,537 |
| 19520 | Elverson | 6,277 |
| 19362 | Nottingham | 6,092 |
| 19330 | Cochranville | 5,957 |
| 19310 | Atglen | 2,950 |
| 19372 | Thorndale | 1,854 |
| 19345 | Immaculata | 768 |
| 19374 | Toughkenamon | 434 |
| 19316 | Brandamore | 389 |
| 19375 | Unionville | 234 |
| 19358 | Modena | 191 |
| 19457 | Parker Ford | 148 |
| 19369 | Sadsburyville | 122 |
| 19367 | Pomeroy | 21 |
| 19442 | Kimberton | 0 |
The data shown reflect ZCTAs from the US Census. As of 2025, there are 39 ZCTAs in Chester County, Pennsylvania (US Census).