58 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 15401 | Uniontown | 30,230 |
| 15425 | Connellsville | 17,752 |
| 15478 | Smithfield | 5,679 |
| 15431 | Dunbar | 4,328 |
| 15461 | Masontown | 3,624 |
| 15473 | Perryopolis | 3,328 |
| 15437 | Farmington | 2,579 |
| 15442 | Grindstone | 2,521 |
| 15469 | Normalville | 2,447 |
| 15445 | Hopwood | 2,409 |
| 15450 | La Belle | 2,408 |
| 15474 | Point Marion | 2,399 |
| 15456 | Lemont Furnace | 2,254 |
| 15468 | New Salem | 2,230 |
| 15458 | McClellandtown | 2,200 |
| 15486 | Vanderbilt | 2,127 |
| 15438 | Fayette City | 2,011 |
| 15436 | Fairchance | 2,006 |
| 15428 | Dawson | 1,867 |
| 15459 | Markleysburg | 1,676 |
| 15464 | Mill Run | 1,490 |
| 15480 | Smock | 1,458 |
| 15622 | Champion | 1,052 |
| 15410 | Adah | 992 |
| 15484 | Uledi | 870 |
| 15444 | Hiller | 834 |
| 15475 | Republic | 800 |
| 15451 | Lake Lynn | 790 |
| 15449 | Keisterville | 771 |
| 15470 | Ohiopyle | 713 |
| 15631 | Everson | 656 |
| 15433 | East Millsboro | 627 |
| 15465 | Mount Braddock | 569 |
| 15416 | Brownfield | 545 |
| 15490 | White | 541 |
| 15413 | Allison | 456 |
| 15466 | Newell | 437 |
| 15455 | Leisenring | 435 |
| 15482 | Star Junction | 425 |
| 15443 | Hibbs | 405 |
| 15422 | Chestnut Ridge | 347 |
| 15454 | Leckrone | 329 |
| 15420 | Cardale | 272 |
| 15430 | Dickerson Run | 232 |
| 15440 | Gibbon Glade | 227 |
| 15463 | Merrittstown | 201 |
| 15492 | Wickhaven | 172 |
| 15489 | West Leisenring | 161 |
| 15447 | Isabella | 126 |
| 15435 | Fairbank | 122 |
| 15472 | Oliver | 106 |
| 15460 | Martin | 94 |
| 15488 | Waltersburg | 89 |
| 15467 | New Geneva | 86 |
| 15421 | Chalk Hill | 84 |
| 15446 | Indian Head | 70 |
| 15462 | Melcroft | 49 |
| 15476 | Ronco | 45 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 58 ZCTAs in Fayette County, Pennsylvania (US Census).