Rockford, Illinois

14 ZIP codes · Central time

ZIP codes (largest first)

61107 · 30,76561108 · 30,35561109 · 26,76861103 · 22,86961101 · 19,31861104 · 17,22261102 · 15,93761114 · 15,32561112 · 15261105 (PO box)61106 (PO box)61110 (PO box)61125 (PO box)61126 (PO box)
Population147,521
StateIllinois
CountyWinnebago County
Time zoneCentral
Land area65.31 sq mi

Area codes in this area

779815

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

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