47 ZIP Codes
| Zip Code | City | Population ↓ |
|---|---|---|
| 15905 | Johnstown | 19,329 |
| 15904 | Johnstown | 16,026 |
| 15902 | Johnstown | 11,462 |
| 15906 | Johnstown | 9,504 |
| 15931 | Ebensburg | 8,919 |
| 15946 | Portage | 6,561 |
| 15714 | Northern Cambria | 5,205 |
| 16630 | Cresson | 4,726 |
| 15909 | Johnstown | 4,571 |
| 15943 | Nanty Glo | 3,925 |
| 15940 | Loretto | 3,841 |
| 16668 | Patton | 3,507 |
| 15901 | Johnstown | 3,397 |
| 15955 | Sidman | 2,399 |
| 15722 | Carrolltown | 2,358 |
| 16641 | Gallitzin | 2,348 |
| 15938 | Lilly | 2,312 |
| 15956 | South Fork | 2,274 |
| 15958 | Summerhill | 2,260 |
| 16646 | Hastings | 2,185 |
| 15942 | Mineral Point | 2,185 |
| 16613 | Ashville | 1,647 |
| 16639 | Fallentimber | 1,390 |
| 16640 | Flinton | 1,077 |
| 15952 | Salix | 1,015 |
| 15762 | Nicktown | 887 |
| 15927 | Colver | 846 |
| 16636 | Dysart | 808 |
| 15951 | Saint Michael | 633 |
| 15775 | Spangler | 513 |
| 15773 | Saint Benedict | 448 |
| 15930 | Dunlo | 413 |
| 16619 | Blandburg | 393 |
| 15962 | Wilmore | 391 |
| 15948 | Revloc | 391 |
| 15921 | Beaverdale | 269 |
| 16624 | Chest Springs | 253 |
| 15738 | Emeigh | 186 |
| 15945 | Parkhill | 173 |
| 15960 | Twin Rocks | 163 |
| 15760 | Marsteller | 127 |
| 15737 | Elmora | 123 |
| 15925 | Cassandra | 101 |
| 16675 | Saint Boniface | 88 |
| 15922 | Belsano | 82 |
| 15934 | Elton | 36 |
| 16699 | Cresson | 0 |
The data shown reflect ZCTAs from the US Census. As of 2025, there are 47 ZCTAs in Cambria County, Pennsylvania (US Census).