Missouri · Saint Charles
63366 ZIP Code
63366 is associated with O Fallon, Missouri. The page shows the county, timezone, nearby ZIPs and links to the state hub for a nearby city generator.
ZIP details
- ZIP code
- 63366
- City
- O Fallon
- State
- Missouri (MO)
- County
- Saint Charles
- Timezone
- America/Chicago
- State sales tax
- Varies by state
Questions about 63366
- 63366 is associated with O Fallon, Missouri in the bundled dataset. ZIP areas can cross city and county lines, so use the city and county fields together.
- Saint Charles. County boundaries and postal areas are not the same thing; a ZIP can serve addresses in more than one county.
- America/Chicago. This is the IANA timezone name for the city associated with the ZIP.
- It appears in the public city dataset bundled with this site. That confirms the format and city association, not that a specific street, mailbox, or resident exists.