52 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 17901 | Pottsville | 22,875 |
| 17972 | Schuylkill Haven | 11,348 |
| 18252 | Tamaqua | 11,335 |
| 17963 | Pine Grove | 9,329 |
| 17931 | Frackville | 8,859 |
| 17961 | Orwigsburg | 6,783 |
| 17921 | Ashland | 6,724 |
| 17976 | Shenandoah | 5,973 |
| 17922 | Auburn | 5,012 |
| 17954 | Minersville | 4,583 |
| 17960 | New Ringgold | 4,235 |
| 17948 | Mahanoy City | 4,105 |
| 18237 | Mcadoo | 3,721 |
| 17970 | Saint Clair | 3,169 |
| 17981 | Tremont | 2,549 |
| 17938 | Hegins | 2,490 |
| 18218 | Coaldale | 2,314 |
| 17967 | Ringtown | 2,298 |
| 18214 | Barnesville | 2,164 |
| 17965 | Port Carbon | 1,927 |
| 17935 | Girardville | 1,572 |
| 17983 | Valley View | 1,461 |
| 17959 | New Philadelphia | 1,454 |
| 17929 | Cressona | 1,372 |
| 17985 | Zion Grove | 1,295 |
| 18211 | Andreas | 1,078 |
| 17936 | Gordon | 989 |
| 17964 | Pitman | 928 |
| 17941 | Klingerstown | 744 |
| 18248 | Sheppton | 492 |
| 18231 | Kelayres | 465 |
| 17957 | Muir | 410 |
| 17982 | Tuscarora | 404 |
| 17974 | Seltzer | 388 |
| 18242 | Oneida | 373 |
| 17925 | Brockton | 356 |
| 19549 | Port Clinton | 354 |
| 17951 | Mar Lin | 345 |
| 17953 | Middleport | 333 |
| 17923 | Branchdale | 316 |
| 18220 | Delano | 303 |
| 17968 | Sacramento | 302 |
| 17934 | Gilberton | 279 |
| 17930 | Cumbola | 272 |
| 17946 | Lost Creek | 250 |
| 17952 | Mary D | 229 |
| 18245 | Quakake | 222 |
| 17933 | Friedensburg | 178 |
| 17944 | Llewellyn | 156 |
| 17949 | Mahanoy Plane | 141 |
| 17979 | Summit Station | 64 |
| 17943 | Lavelle | 27 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 52 ZCTAs in Schuylkill County, Pennsylvania (US Census).