charger O'Fallon, Missouri ZIP Codes
O'Fallon, Missouri includes multiple ZIP Codes covering various neighborhoods and districts. Use this page to find ZIP Code ranges, postal information, and local area insights for O'Fallon.
| ZIP Code | Type | City | County | County Code |
|---|---|---|---|---|
| 63366 | Standard | O'Fallon | St. Charles | 29183 |
| 63368 | Standard | O'Fallon | St. Charles | 29183 |
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