| Official Zip Code Name | Fort Sill |
| Zip Code State | Oklahoma |
| Primary County: | Comanche |
| Area Code | 580 |
| Current Population: | 37081 |
| Racial Majority: | White 62.49% |
| Median Household Income | $55618 |
| Average Adjusted Gross Income | $89060 |
| Time Zone: | 6 |
| Elevation Range | 1144 ft. |
| Area | 74.187 Sqm. |
| Coordinates(Y,X) | 34.681146, -98.403436 |