Gallatin Missouri ZIP Codes
Gallatin holds a single ZIP code.
Every ZIP code in Gallatin
| ZIP code | County |
|---|---|
| 64640 | Daviess 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We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 Gallatin codes above are listed without a column we would have to invent.
Scope every ZIP code recorded for Gallatin. 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 Gallatin ZIP code begins 646. Those first three digits identify the sectional center facility that processes mail for this part of Missouri. Statewide that range covers 55 ZIP codes, so Gallatin accounts for 2% of it.
Every Missouri ZIP prefix and the region it covers →
Area codes covering Gallatin
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 Gallatin occupies.
Gallatin Missouri area codes in full →
Where Gallatin's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Cities near Gallatin
| City | Distance | ZIP codes |
|---|---|---|
| Altamont Missouri ZIP codes | 6.7 mi | 1 ZIP code |
| Jameson Missouri ZIP codes | 6.7 mi | 1 ZIP code |
| Jamesport Missouri ZIP codes | 9.6 mi | 1 ZIP code |
| Winston Missouri ZIP codes | 9.8 mi | 1 ZIP code |
| Lock Springs Missouri ZIP codes | 11 mi | 1 ZIP code |
| Kidder Missouri ZIP codes | 12 mi | 1 ZIP code |
| Hamilton Missouri ZIP codes | 12 mi | 1 ZIP code |
| Breckenridge Missouri ZIP codes | 13 mi | 1 ZIP code |
Straight-line distance between place reference points, not driving distance.