16 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 62056 | Litchfield | 8,591 |
| 62049 | Hillsboro | 8,078 |
| 62075 | Nokomis | 3,180 |
| 62560 | Raymond | 1,489 |
| 62017 | Coffeen | 1,040 |
| 62094 | Witt | 1,018 |
| 62533 | Farmersville | 852 |
| 62032 | Fillmore | 783 |
| 62051 | Irving | 735 |
| 62089 | Taylor Springs | 539 |
| 62572 | Waggoner | 486 |
| 62015 | Butler | 465 |
| 62538 | Harvel | 444 |
| 62077 | Panama | 327 |
| 62091 | Walshville | 296 |
| 62076 | Ohlman | 85 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 16 ZCTAs in Montgomery County, Illinois (US Census).