ZIP Code 63121: Saint Louis, Missouri
Saint Louis, MO uses ZIP code 63121, which falls within St. Louis County, Missouri. Its reference point is at latitude 38.7072 and longitude -90.3055 (38°42'25.9"N 90°18'19.8"W).
Location Overview of ZIP Code 63121
Saint Louis, MO has 72 ZIP codes in our directory. Besides 63121, they include 63101, 63102, 63103, 63104, 63105, 63106, 63107, 63108 and 63 more.
Across St. Louis County there are 54 ZIP codes listed, and Missouri has 1,210 in total.
The nearest listed ZIP code is 63133 in Saint Louis, MO, about 2.0 mi to the south.
| ZIP code | 63121 |
|---|---|
| City | Saint Louis |
| County | St. Louis County |
| State | Missouri (MO) |
| Latitude | 38.7072 |
| Longitude | -90.3055 |
| DMS | 38°42'25.9"N 90°18'19.8"W |
| Nearest ZIP | 63133 (Saint Louis, 2.0 mi) |
Map of ZIP Code 63121
Map centered on 38.7072, -90.3055. The pin marks the ZIP code's reference point, not its boundary.
Video: Saint Louis, MO
Saint Louis, Missouri. Downtown 4k tour. — by SERVING AND SWERVING · Watch on YouTube
ZIP Codes Near 63121
These 15 ZIP codes have the closest reference points to 63121, measured in a straight line.
Nearby Cities and Towns
The closest communities to ZIP code 63121, measured in a straight line from its reference point, are Saint Ann, MO (4.5 mi west). Distances are approximate and road distances will be longer.
- Saint Ann, MO – 4.5 mi west
Schools Near Saint Louis, MO
If you are moving to ZIP code 63121, check the school district serving Saint Louis and St. Louis County to confirm which public schools serve your street address.
Searching nearby communities such as Saint Ann can widen the list of public, private and charter options. The links below open live Google Maps results centered on 63121.
Parks and Outdoor Recreation
Use the map above to explore green space around Saint Louis. Zoom out to look for larger parks and nature areas beyond the ZIP code 63121 area.
Hospitals and Healthcare
Hospitals, urgent care clinics and pharmacies serving Saint Louis, MO can be found with the searches below. In a medical emergency, call 911.
Residents of ZIP code 63121 may also use facilities in nearby Saint Ann.
Shopping and Dining in Saint Louis
For places to eat and shop near Saint Louis, MO, the searches below show up-to-date listings around ZIP code 63121.
Libraries and Historical Places
Public libraries, museums and historic sites near Saint Louis, Missouri can be found with the searches below, which are centered on ZIP code 63121.
To research local history, try searching for St. Louis County records and archives along with the name Saint Louis.
Roads, Rivers and Lakes
From ZIP code 63121, Saint Ann lies about 4.5 mi to the west. Use the directions link for turn-by-turn routes and road names.
Rivers, lakes and other water features near Saint Louis show up on the map above, or you can search for them directly.
Frequently Asked Questions About ZIP Code 63121
Photo & Video Credits
- Video: “Saint Louis, Missouri. Downtown 4k tour.” by SERVING AND SWERVING, embedded from YouTube. All rights belong to the creator.
Data for ZIP code 63121 comes from a public U.S. postal code dataset and is provided for general reference. Always confirm mailing details with the U.S. Postal Service.