26 ZIP Codes
| Zip Code | City | Population ↓ |
|---|---|---|
| 18801 | Montrose | 8,102 |
| 18847 | Susquehanna | 5,104 |
| 18421 | Forest City | 4,603 |
| 18834 | New Milford | 3,245 |
| 18446 | Nicholson | 3,209 |
| 18822 | Hallstead | 3,084 |
| 18630 | Meshoppen | 2,923 |
| 18470 | Union Dale | 2,139 |
| 18812 | Brackney | 1,537 |
| 18826 | Kingsley | 1,466 |
| 18824 | Hop Bottom | 1,408 |
| 18818 | Friendsville | 1,371 |
| 18844 | Springville | 1,335 |
| 18465 | Thompson | 1,324 |
| 18821 | Great Bend | 1,044 |
| 18830 | Little Meadows | 593 |
| 18441 | Lenoxville | 405 |
| 18843 | South Montrose | 345 |
| 18828 | Lawton | 146 |
| 18825 | Jackson | 137 |
| 18823 | Harford | 132 |
| 18816 | Dimock | 132 |
| 18842 | South Gibson | 121 |
| 18413 | Clifford | 81 |
| 18430 | Herrick Center | 57 |
| 18820 | Gibson | 36 |
The data shown reflect ZCTAs from the US Census. As of 2025, there are 26 ZCTAs in Susquehanna County, Pennsylvania (US Census).