| Zip Code | City | Population ↓ |
|---|---|---|
| 13827 | Owego | 11,832 |
| 14892 | Waverly | 7,703 |
| 13732 | Apalachin | 7,385 |
| 14883 | Spencer | 4,184 |
| 13811 | Newark Valley | 4,127 |
| 13743 | Candor | 3,077 |
| 13812 | Nichols | 2,574 |
| 13734 | Barton | 2,269 |
| 13736 | Berkshire | 1,936 |
| 13835 | Richford | 1,184 |
| 13864 | Willseyville | 1,099 |
| 14859 | Lockwood | 979 |
The data shown reflect ZCTAs from the US Census. As of 2025, there are 12 ZCTAs in Tioga County, New York (US Census).