39 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 19320 | Coatesville | 55,321 |
| 19382 | West Chester | 53,117 |
| 19335 | Downingtown | 51,126 |
| 19380 | West Chester | 50,494 |
| 19460 | Phoenixville | 43,246 |
| 19087 | Wayne | 33,683 |
| 19355 | Malvern | 28,178 |
| 19348 | Kennett Square | 23,707 |
| 19341 | Exton | 20,545 |
| 19465 | Pottstown | 18,710 |
| 19363 | Oxford | 17,670 |
| 19425 | Chester Springs | 17,385 |
| 19344 | Honey Brook | 12,784 |
| 19390 | West Grove | 12,677 |
| 19312 | Berwyn | 12,021 |
| 19475 | Spring City | 11,840 |
| 19311 | Avondale | 11,342 |
| 19352 | Lincoln University | 11,279 |
| 19350 | Landenberg | 10,636 |
| 19317 | Chadds Ford | 10,594 |
| 19343 | Glenmoore | 8,316 |
| 19301 | Paoli | 7,960 |
| 19333 | Devon | 7,886 |
| 19365 | Parkesburg | 7,402 |
| 19520 | Elverson | 6,261 |
| 19362 | Nottingham | 5,981 |
| 19330 | Cochranville | 5,761 |
| 19383 | West Chester | 5,271 |
| 19310 | Atglen | 3,013 |
| 19372 | Thorndale | 2,021 |
| 19374 | Toughkenamon | 812 |
| 19345 | Immaculata | 718 |
| 19358 | Modena | 384 |
| 19375 | Unionville | 176 |
| 19369 | Sadsburyville | 159 |
| 19457 | Parker Ford | 148 |
| 19367 | Pomeroy | 142 |
| 19316 | Brandamore | 81 |
| 19442 | Kimberton | 0 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 39 ZCTAs in Chester County, Pennsylvania (US Census).