52 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 17901 | Pottsville | 22,557 |
| 17972 | Schuylkill Haven | 11,294 |
| 18252 | Tamaqua | 11,065 |
| 17963 | Pine Grove | 9,444 |
| 17931 | Frackville | 8,726 |
| 17921 | Ashland | 7,029 |
| 17961 | Orwigsburg | 6,711 |
| 17976 | Shenandoah | 5,988 |
| 17922 | Auburn | 5,249 |
| 17954 | Minersville | 4,564 |
| 17948 | Mahanoy City | 4,124 |
| 17960 | New Ringgold | 4,084 |
| 18237 | Mcadoo | 3,808 |
| 17970 | Saint Clair | 3,130 |
| 17981 | Tremont | 2,619 |
| 17938 | Hegins | 2,454 |
| 18214 | Barnesville | 2,414 |
| 17967 | Ringtown | 2,384 |
| 18218 | Coaldale | 2,353 |
| 17965 | Port Carbon | 1,869 |
| 17983 | Valley View | 1,529 |
| 17959 | New Philadelphia | 1,486 |
| 17929 | Cressona | 1,369 |
| 17935 | Girardville | 1,359 |
| 17985 | Zion Grove | 1,265 |
| 18211 | Andreas | 1,260 |
| 17936 | Gordon | 1,004 |
| 17964 | Pitman | 976 |
| 17941 | Klingerstown | 654 |
| 18248 | Sheppton | 516 |
| 17934 | Gilberton | 442 |
| 18231 | Kelayres | 431 |
| 17957 | Muir | 407 |
| 17982 | Tuscarora | 392 |
| 18242 | Oneida | 382 |
| 17953 | Middleport | 335 |
| 17974 | Seltzer | 334 |
| 17925 | Brockton | 324 |
| 17923 | Branchdale | 314 |
| 17951 | Mar Lin | 307 |
| 17968 | Sacramento | 305 |
| 19549 | Port Clinton | 302 |
| 17930 | Cumbola | 244 |
| 18245 | Quakake | 240 |
| 17952 | Mary D | 214 |
| 17944 | Llewellyn | 197 |
| 17946 | Lost Creek | 187 |
| 18220 | Delano | 184 |
| 17933 | Friedensburg | 164 |
| 17949 | Mahanoy Plane | 143 |
| 17979 | Summit Station | 73 |
| 17943 | Lavelle | 67 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 52 ZCTAs in Schuylkill County, Pennsylvania (US Census).