Grant City Missouri ZIP Codes
Grant City holds a single ZIP code.
Every ZIP code in Grant City
| ZIP code | County |
|---|---|
| 64456 | Worth County |
We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Grant City codes above are listed without a column we would have to invent.
Scope every ZIP code recorded for Grant City. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated . ZIP codes are delivery-route groupings, not areas; the boundaries implied by any ZIP map are approximations.
How these codes cluster
Every Grant City ZIP code begins 644. Those first three digits identify the sectional center facility that processes mail for this part of Missouri. Statewide that range covers 70 ZIP codes, so Grant City accounts for 1% of it.
Every Missouri ZIP prefix and the region it covers →
Area codes covering Grant City
ZIP codes and area codes are separate systems — one routes mail, the other routes calls — and they do not share boundaries. The code below serves the same ground Grant City occupies.
Grant City Missouri area codes in full →
Where Grant City's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Cities near Grant City
| City | Distance | ZIP codes |
|---|---|---|
| Worth Missouri ZIP codes | 5.9 mi | 1 ZIP code |
| Allendale Missouri ZIP codes | 6.6 mi | 1 ZIP code |
| Denver Missouri ZIP codes | 7.6 mi | 1 ZIP code |
| Gentry Missouri ZIP codes | 11 mi | 1 ZIP code |
| Sheridan Missouri ZIP codes | 11 mi | 1 ZIP code |
| Parnell Missouri ZIP codes | 12 mi | 1 ZIP code |
| Ravenwood Missouri ZIP codes | 16 mi | 1 ZIP code |
| Albany Missouri ZIP codes | 17 mi | 1 ZIP code |
Straight-line distance between place reference points, not driving distance.