52 ZIP Codes
| Zip Code | City | Population ↓ |
|---|---|---|
| 17901 | Pottsville | 22,371 |
| 17972 | Schuylkill Haven | 11,826 |
| 18252 | Tamaqua | 11,024 |
| 17963 | Pine Grove | 9,323 |
| 17931 | Frackville | 8,899 |
| 17921 | Ashland | 6,931 |
| 17961 | Orwigsburg | 6,740 |
| 17976 | Shenandoah | 5,916 |
| 17922 | Auburn | 4,803 |
| 17954 | Minersville | 4,623 |
| 17960 | New Ringgold | 4,264 |
| 17948 | Mahanoy City | 4,188 |
| 18237 | Mcadoo | 3,712 |
| 17970 | Saint Clair | 3,171 |
| 18214 | Barnesville | 2,522 |
| 18218 | Coaldale | 2,514 |
| 17938 | Hegins | 2,479 |
| 17981 | Tremont | 2,468 |
| 17967 | Ringtown | 2,202 |
| 17965 | Port Carbon | 1,927 |
| 17983 | Valley View | 1,541 |
| 17959 | New Philadelphia | 1,445 |
| 17929 | Cressona | 1,432 |
| 17935 | Girardville | 1,371 |
| 17985 | Zion Grove | 1,237 |
| 18211 | Andreas | 1,207 |
| 17936 | Gordon | 959 |
| 17964 | Pitman | 952 |
| 17941 | Klingerstown | 733 |
| 18248 | Sheppton | 599 |
| 17957 | Muir | 481 |
| 17982 | Tuscarora | 452 |
| 17953 | Middleport | 426 |
| 17934 | Gilberton | 417 |
| 18231 | Kelayres | 413 |
| 17923 | Branchdale | 385 |
| 18242 | Oneida | 371 |
| 17968 | Sacramento | 321 |
| 17974 | Seltzer | 312 |
| 17925 | Brockton | 305 |
| 17951 | Mar Lin | 281 |
| 19549 | Port Clinton | 271 |
| 17944 | Llewellyn | 265 |
| 17930 | Cumbola | 258 |
| 17949 | Mahanoy Plane | 240 |
| 18245 | Quakake | 216 |
| 17946 | Lost Creek | 185 |
| 17952 | Mary D | 172 |
| 18220 | Delano | 170 |
| 17979 | Summit Station | 130 |
| 17933 | Friedensburg | 123 |
| 17943 | Lavelle | 42 |
The data shown reflect ZCTAs from the US Census. As of 2025, there are 52 ZCTAs in Schuylkill County, Pennsylvania (US Census).