O'Fallon, IL ZIP Code

Mailing address format for O'Fallon

John Smith
123 Main St
O'FALLON IL 62269
USA

USPS prefers capital letters without punctuation. Check the exact ZIP+4 for a street address on the USPS website.

All ZIP codes in O'Fallon

ZIP Code Tabulation Areas (ZCTA), U.S. Census Bureau. A ZCTA can cover parts of more than one town.

Where is O'Fallon? Location, county and time zone

State

Illinois

County

St. Clair County

GPS coordinates

38.60001, -89.91540

Elevation

538 ft (164 m)

Time zone

America/ChicagoCST · UTC-06:00

Population

32,289

Map of O'Fallon, IL 62269

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O'Fallon Street View

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ZIP codes near O'Fallon

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• Collinsville, IL
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  622217.8 mi
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• Troy, IL
  622948.8 mi
• Summerfield, IL
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O'Fallon ZIP code: FAQ