St. Louis city ZIP Codes
St. Louis city is an independent city of Missouri.
- ZIP codes
- 38
- Cities & towns
- 1
- Area codes
- 3
- Land area
- 61.7 sq mi
Every ZIP code in St. Louis city
| ZIP code | City |
|---|---|
| 63101 | Saint Louis |
| 63102 | Saint Louis |
| 63103 | Saint Louis |
| 63104 | Saint Louis |
| 63106 | Saint Louis |
| 63107 | Saint Louis |
| 63108 | Saint Louis |
| 63109 | Saint Louis |
| 63110 | Saint Louis |
| 63111 | Saint Louis |
| 63112 | Saint Louis |
| 63113 | Saint Louis |
| 63115 | Saint Louis |
| 63116 | Saint Louis |
| 63118 | Saint Louis |
| 63120 | Saint Louis |
| 63139 | Saint Louis |
| 63147 | Saint Louis |
| 63150 | Saint Louis |
| 63155 | Saint Louis |
| 63156 | Saint Louis |
| 63157 | Saint Louis |
| 63158 | Saint Louis |
| 63160 | Saint Louis |
| 63163 | Saint Louis |
| 63164 | Saint Louis |
| 63166 | Saint Louis |
| 63169 | Saint Louis |
| 63171 | Saint Louis |
| 63177 | Saint Louis |
| 63178 | Saint Louis |
| 63179 | Saint Louis |
| 63180 | Saint Louis |
| 63182 | Saint Louis |
| 63188 | Saint Louis |
| 63195 | Saint Louis |
| 63197 | Saint Louis |
| 63199 | Saint Louis |
We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP.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 St. Louis city codes above are listed without a column we would have to invent.
Area codes covering St. Louis city
Telephone and postal boundaries are drawn by different bodies, so these codes overlap the independent city without matching its edges.
Where St. Louis city's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Scope every ZIP code recorded in St. Louis city. Source GeoNames US postal codes (2026-07 postal dump), Census 2024 county Gazetteer (2024 Gazetteer) and geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot). Updated . The outline is a convex envelope of ZIP reference points, not a jurisdiction boundary.