ZIP Code 37421: Chattanooga, TN
ZIP code 37421 is assigned to Chattanooga in Hamilton County, Tennessee. Its reference point is at latitude 35.025 and longitude -85.1459 (35°01'30.0"N 85°08'45.2"W).
Location Overview of ZIP Code 37421
Chattanooga has 21 ZIP codes in our directory, and Hamilton County has 34.
Tennessee has 820 ZIP codes listed in total.
The nearest listed ZIP code is 30726 in Graysville, about 3.1 mi to the south.
| ZIP code | 37421 |
|---|---|
| Place | Chattanooga |
| County | Hamilton County |
| State | Tennessee |
| Country | United States |
| Latitude | 35.025 |
| Longitude | -85.1459 |
Ratings & Comments: ZIP Code 37421 (Chattanooga)
Members can rate, like and comment. Log in or create a free account.
No comments yet. Be the first to share what ZIP Code 37421 (Chattanooga) is like.
Map of ZIP Code 37421
Map centred on 35.025, -85.1459. The pin marks the ZIP code's reference point, not its boundary.
Photos of Chattanooga, Tennessee
Video: Chattanooga, Tennessee
Top 10 Best Things to Do in Chattanooga, Tennessee [Chattanooga Travel Guide 2025] — by Vacation Idea · Watch on YouTube
ZIP Codes Near 37421
These 16 ZIP codes have the closest reference points to 37421, measured in a straight line.
Nearby Cities and Towns
The closest places to ZIP code 37421, measured in a straight line from its reference point. Road distances will be longer.
- Graysville – 3.1 mi south
- Collegedale – 5.3 mi east
- Ooltewah – 5.9 mi northeast
- Ringgold – 7.2 mi south
- Apison – 7.4 mi east
- Fort Oglethorpe – 7.5 mi southwest
- Lupton City – 8.6 mi northwest
- Mc Donald – 9.8 mi northeast
- Rossville – 9.9 mi southwest
- Hixson – 10 mi northwest
- Harrison – 10 mi north
- Varnell – 11 mi southeast
Schools Near Chattanooga
If you are moving to ZIP code 37421, check with the education authority that serves Chattanooga, Hamilton County which schools cover your street address.
Looking at nearby areas such as Graysville, Collegedale and Ooltewah widens the choice of state, private and international schools. The links below open live Google Maps results centred on this location.
Parks and Outdoor Recreation
Use the map above to explore green space around Chattanooga, then zoom out to find larger parks, trails and nature areas in the wider Tennessee area.
Hospitals and Healthcare
Hospitals, clinics and pharmacies serving Chattanooga can be found with the searches below. In an emergency in the United States, call 911.
Residents may also use facilities in nearby Graysville, Collegedale and Ooltewah.
Shopping and Dining in Chattanooga
For places to eat and shop near ZIP code 37421, the searches below show up-to-date listings around this location.
Libraries and Historical Places
Public libraries, museums and historic sites near Chattanooga, Tennessee can be found with the searches below.
For local history, try the archives of Hamilton County along with the name Chattanooga.
Roads, Rivers and Lakes
From ZIP code 37421, Graysville lies about 3.1 mi to the south, Collegedale lies about 5.3 mi to the east, Ooltewah lies about 5.9 mi to the northeast, Ringgold lies about 7.2 mi to the south and Apison lies about 7.4 mi to the east in a straight line. Use the directions link for routes and road names.
Rivers, lakes and coastline near Chattanooga show up on the map above, or you can search for them directly.
Frequently Asked Questions About ZIP Code 37421
Photo & Video Credits
- Photo 1 (“Old Crow Medicine Show Tivoli Theatre Chattanooga TN May 2010”): Sean Russell, CC BY-SA 2.0, via Wikimedia Commons.
- Photo 2 (“Greetings from Chattanooga and Lookout Mountain, Tennessee, - Large Letter Postcard (8202977304)”): Steve Shook from Moscow, Idaho, USA, CC BY 2.0, via Wikimedia Commons.
- Photo 3 (“Mimizane 308”): Mimizane Jr., CC BY-SA 4.0, via Wikimedia Commons.
- Photo 4 (“Chattanooga - Tennessee Valley Railroad Museum”): Roger W, CC BY-SA 2.0, via Wikimedia Commons.
- Photo 5 (“Terminal Station in Chattanooga, TN”): Duane Tate from Chattanooga, USA, CC BY 2.0, via Wikimedia Commons.
- Video: “Top 10 Best Things to Do in Chattanooga, Tennessee [Chattanooga Travel Guide 2025]” by Vacation Idea, embedded from YouTube. All rights belong to the creator.
Photos are shown from their original source under the licenses listed. They were taken near this location and may show neighbouring areas.
Data for ZIP code 37421 comes from GeoNames and is provided for general reference. Always confirm mailing details with the U.S. Postal Service (USPS).