Monroe, Ohio

1 ZIP code · Eastern time

ZIP codes (largest first)

45050 · 12,248
Population15,401
StateOhio
CountyButler County
Time zoneEastern
Land area15.78 sq mi

Area codes in this area

283513

These are the area codes that most often serve Monroe (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 Monroe

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