9 ZIP Codes
| Zip Code | City | Population ↓ |
|---|---|---|
| 47394 | Winchester | 7,879 |
| 47390 | Union City | 4,972 |
| 47340 | Farmland | 3,051 |
| 47355 | Lynn | 3,029 |
| 47368 | Parker City | 2,086 |
| 47380 | Ridgeville | 1,924 |
| 47354 | Losantville | 1,182 |
| 47358 | Modoc | 818 |
| 47382 | Saratoga | 144 |
The data shown reflect ZCTAs from the US Census. As of 2025, there are 9 ZCTAs in Randolph County, Indiana (US Census).