Mattoon, Illinois

1 ZIP code · Central time

ZIP codes (largest first)

61938 · 20,350
Population16,586
StateIllinois
CountyColes County
Time zoneCentral
Land area10.31 sq mi

Area codes in this area

217447

These are the area codes that most often serve Mattoon (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Find the ZIP+4 for an address in Mattoon

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Population: U.S. Census Bureau, ACS 5-year estimates, 2024.