Franklin, Indiana

1 ZIP code · Eastern time

ZIP codes (largest first)

46131 · 34,647
Population26,168
StateIndiana
CountyJohnson County
Time zoneEastern
Land area15.66 sq mi

Area codes in this area

317463

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

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