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Monroe ZIP Codes — Illinois (IL)
| City or Location | County or District | States or Territories | States or Territories Abbrieviation | ZIP Code or Postcode |
|---|---|---|---|---|
| Columbia | Monroe | Illinois | IL | 62236 |
| Fults | Monroe | Illinois | IL | 62244 |
| Hecker | Monroe | Illinois | IL | 62248 |
| Maeystown | Monroe | Illinois | IL | 62256 |
| Renault | Monroe | Illinois | IL | 62279 |
| Valmeyer | Monroe | Illinois | IL | 62295 |
| Waterloo | Monroe | Illinois | IL | 62298 |
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