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Clark ZIP Codes — Illinois (IL)
| City or Location | County or District | States or Territories | States or Territories Abbrieviation | ZIP Code or Postcode |
|---|---|---|---|---|
| Casey | Clark | Illinois | IL | 62420 |
| Dennison | Clark | Illinois | IL | 62423 |
| Marshall | Clark | Illinois | IL | 62441 |
| Martinsville | Clark | Illinois | IL | 62442 |
| Westfield | Clark | Illinois | IL | 62474 |
| West Union | Clark | Illinois | IL | 62477 |
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