Fort Sill, OK zip code
Fort Sill, Oklahoma uses one zip code: 73503. Most of it is in Comanche County. Together these zip codes are home to about 11K people.
Zip codes
1
Population
11K
All zips combined
Largest zip
73503
11,468 residents
Zip codes in Fort Sill
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 73503 | 11,468 | $60,859 |