ZIP Code 73503
Fort Sill · Comanche, Oklahoma
73503 is the ZIP code of Fort Sill in Comanche, Oklahoma, United States.
- ZIP Code
- 73503
- County
- Comanche
- State
- Oklahoma
- Country
- United States
Place with ZIP code 73503
| Place | County | Location |
|---|---|---|
| Fort Sill | Comanche | 34.660, -98.400 |
Near Oklahoma City
The nearest major city is Oklahoma City, about 121 km away.
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 73503?
Fort Sill.
Which county and state is 73503 in?
Comanche, Oklahoma, United States.
What is the nearest major city to 73503?
Oklahoma City, about 121 km away.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.