73521 vs 73556 ZIP Codes
Altus, OK · Martha, OK
| Metric | 73521 | 73556 |
|---|---|---|
| City | Altus | Martha |
| County | Jackson | Jackson |
| State | Oklahoma | Oklahoma |
| Time zone | Central Time | Central Time |
| Population | 21,636 | 166 |
Demographic figures come from U.S. Census Bureau / ACS data included in the source ZIP dataset; many ZIP codes have no demographic figures in that dataset.