ZIP Code 73503 – Fort Sill, Oklahoma
The 73503 ZIP Code belongs to Fort Sill, Oklahoma. The population in this 73503 ZIP code is 11,433. The latitude is 34.67348 and longitude is -98.49649 in 73503 Fort Sill, Oklahoma. The time zone for this 73503 ZIP code is America/Chicago.
| City | Fort Sill |
| Zip Code | 73503 |
| State | Oklahoma |
| County | Comanche |
| Population | 11,433 |
| Latitude | 34.67348 |
| Longitude | -98.49649 |
| Time Zone | America/Chicago |