ZIP Code 73503: Fort Sill, Oklahoma
Fort Sill, OK uses ZIP code 73503, which falls within Comanche County, Oklahoma. Its reference point is at latitude 34.6595 and longitude -98.4004 (34°39'34.2"N 98°24'01.4"W).
Location Overview of ZIP Code 73503
73503 is the only ZIP code listed for Fort Sill, OK in our directory.
Across Comanche County there are 16 ZIP codes listed, and Oklahoma has 801 in total.
The nearest listed ZIP code is 73507 in Lawton, OK, about 2.5 mi to the south.
| ZIP code | 73503 |
|---|---|
| City | Fort Sill |
| County | Comanche County |
| State | Oklahoma (OK) |
| Latitude | 34.6595 |
| Longitude | -98.4004 |
| DMS | 34°39'34.2"N 98°24'01.4"W |
| Nearest ZIP | 73507 (Lawton, 2.5 mi) |
Map of ZIP Code 73503
Map centered on 34.6595, -98.4004. The pin marks the ZIP code's reference point, not its boundary.
Photos of Fort Sill, OK
ZIP Codes Near 73503
These 15 ZIP codes have the closest reference points to 73503, measured in a straight line.
Nearby Cities and Towns
The closest communities to ZIP code 73503, measured in a straight line from its reference point, are Lawton, OK (2.5 mi south), Meers, OK (3.8 mi southwest) and Elgin, OK (7.8 mi north). Distances are approximate and road distances will be longer.
- Lawton, OK – 2.5 mi south
- Meers, OK – 3.8 mi southwest
- Elgin, OK – 7.8 mi north
- Medicine Park, OK – 9.5 mi northwest
- Geronimo, OK – 12 mi south
- Cache, OK – 13 mi west
- Fletcher, OK – 14 mi northeast
- Sterling, OK – 15 mi northeast
- Faxon, OK – 16 mi southwest
- Apache, OK – 17 mi north
Schools Near Fort Sill, OK
If you are moving to ZIP code 73503, check the school district serving Fort Sill and Comanche County to confirm which public schools serve your street address.
Searching nearby communities such as Lawton and Meers can widen the list of public, private and charter options. The links below open live Google Maps results centered on 73503.
Parks and Outdoor Recreation
Use the map above to explore green space around Fort Sill. Zoom out to look for larger parks and nature areas beyond the ZIP code 73503 area.
Hospitals and Healthcare
Hospitals, urgent care clinics and pharmacies serving Fort Sill, OK can be found with the searches below. In a medical emergency, call 911.
Residents of ZIP code 73503 may also use facilities in nearby Lawton, Meers and Elgin.
Shopping and Dining in Fort Sill
For places to eat and shop near Fort Sill, OK, the searches below show up-to-date listings around ZIP code 73503.
Libraries and Historical Places
Public libraries, museums and historic sites near Fort Sill, Oklahoma can be found with the searches below, which are centered on ZIP code 73503.
To research local history, try searching for Comanche County records and archives along with the name Fort Sill.
Roads, Rivers and Lakes
From ZIP code 73503, Lawton lies about 2.5 mi to the south, Meers lies about 3.8 mi to the southwest, Elgin lies about 7.8 mi to the north, Medicine Park lies about 9.5 mi to the northwest and Geronimo lies about 12 mi to the south. Use the directions link for turn-by-turn routes and road names.
Rivers, lakes and other water features near Fort Sill show up on the map above, or you can search for them directly.
Frequently Asked Questions About ZIP Code 73503
Photo & Video Credits
- Photo 1 (“Flickr - DVIDSHUB - U.S., Singapore Cultivate Military Ties (Image 2 of 16)”): DVIDSHUB, CC BY 2.0, via Wikimedia Commons.
- Photo 2 (“JB-2 Loon - Fort Sill, Oklahoma Museum (7523490074)”): duggar11, CC BY 2.0, via Wikimedia Commons.
- Photo 3 (“Henry Post Air Field”): Crimsonedge34, CC BY-SA 3.0, via Wikimedia Commons.
- Photo 4 (“General Officers Quarters”): Crimsonedge34, CC BY-SA 3.0, via Wikimedia Commons.
- Photo 5 (“Great Plains Museum (Lawton, Oklahoma)”): Jphill19, CC BY-SA 4.0, via Wikimedia Commons.
Photos are shown from their original source under the licenses listed. They were taken near this ZIP code's reference point and may show neighboring areas.
Data for ZIP code 73503 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.