The Charleston-Mattoon, IL MSA has 21 ZIP codes, listed below in numerical order. Sort this list by county or by population.
| ZIP Code | Place Name | County | Type |
|---|---|---|---|
| ZIP 61910 | Arcola | Douglas County | Standard |
| ZIP 61911 | Arthur | Moultrie County | Standard |
| ZIP 61912 | Ashmore | Coles County | Standard |
| ZIP 61920 | Charleston | Coles County | Standard |
| ZIP 61928 | Gays | Moultrie County | Standard |
| ZIP 61930 | Hindsboro | Douglas County | Standard |
| ZIP 61931 | Humboldt | Coles County | Standard |
| ZIP 61938 | Mattoon | Coles County | Standard |
| ZIP 61943 | Oakland | Coles County | Standard |
| ZIP 61951 | Sullivan | Moultrie County | Standard |
| ZIP 62420 | Casey | Clark County | Standard |
| ZIP 62428 | Greenup | Cumberland County | Standard |
| ZIP 62436 | Jewett | Jasper County | Standard |
| ZIP 62440 | Lerna | Coles County | Standard |
| ZIP 62445 | Montrose | Cumberland County | Standard |
| ZIP 62447 | Neoga | Cumberland County | Standard |
| ZIP 62462 | Sigel | Shelby County | Standard |
| ZIP 62467 | Teutopolis | Effingham County | Standard |
| ZIP 62468 | Toledo | Cumberland County | Standard |
| ZIP 62469 | Trilla | Cumberland County | Standard |
| ZIP 62474 | Westfield | Clark County | Standard |