| Altus to Hutchinson (Minnesota) | 753.29 mi (1,212.31 km) |
| Altus to Hutto (Texas) | 302.36 mi (486.60 km) |
| Altus to Hyattsville (Maryland) | 1,268.20 mi (2,040.96 km) |
| Altus to Hybla Valley (Virginia) | 1,259.76 mi (2,027.39 km) |
| Altus to Idaho Falls (Idaho) | 913.81 mi (1,470.63 km) |
| Altus to Idylwood (Virginia) | 1,254.23 mi (2,018.49 km) |
| Altus to Ilchester (Maryland) | 1,280.26 mi (2,060.38 km) |
| Altus to Immokalee (Florida) | 1,203.86 mi (1,937.43 km) |
| Altus to Imperial (California) | 941.83 mi (1,515.73 km) |
| Altus to Imperial Beach (California) | 1,033.61 mi (1,663.44 km) |
| Altus to Independence (Kentucky) | 867.39 mi (1,395.93 km) |
| Altus to Independence (Missouri) | 410.65 mi (660.88 km) |
| Altus to Indian Trail (North Carolina) | 1,056.77 mi (1,700.71 km) |
| Altus to Indiana (Pennsylvania) | 1,173.74 mi (1,888.95 km) |
| Altus to Indianapolis (Indiana) | 804.81 mi (1,295.21 km) |
