ZIP code · Treloar · Missouri · United States
ZIP code 63378 — Treloar
ZIP code 63378 serves Treloar, Missouri.
- Postal code
- 63378Single source Value from one source, not cross-checked.
- City
- Treloar
- County
- Warren
- State
- Missouri
- Country
- United States
- Coordinates
- 38.6445, -91.1879 — precision precise (locality)
View on OpenStreetMap - Time zone
- America/Chicago (UTC−6 / UTC−5 DST)
- Area code
- 636 (from the nearest rate centre)Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames. Data generated on 2026-08-21. Methodology · Report an error on this page