| Alton to Fort Meade (Maryland) | 3,616.68 mi (5,820.49 km) |
| Alton to Fort Mill (South Carolina) | 3,977.46 mi (6,401.11 km) |
| Alton to Fort Mohave (Arizona) | 5,254.85 mi (8,456.86 km) |
| Alton to Fort Morgan (Colorado) | 4,602.00 mi (7,406.20 km) |
| Alton to Fort Myers (Florida) | 4,423.20 mi (7,118.46 km) |
| Alton to Fort Oglethorpe (Georgia) | 4,157.98 mi (6,691.63 km) |
| Alton to Fort Payne (Alabama) | 4,199.25 mi (6,758.04 km) |
| Alton to Fort Pierce (Florida) | 4,319.66 mi (6,951.82 km) |
| Alton to Fort Smith (Arkansas) | 4,501.18 mi (7,243.95 km) |
| Alton to Fort Thomas (Kentucky) | 3,930.53 mi (6,325.57 km) |
| Alton to Fort Walton Beach (Florida) | 4,434.77 mi (7,137.07 km) |
| Alton to Fort Washington (Maryland) | 3,644.04 mi (5,864.52 km) |
| Alton to Fort Wayne (Indiana) | 3,865.88 mi (6,221.54 km) |
| Alton to Fort Worth (Texas) | 4,747.14 mi (7,639.78 km) |
| Alton to Fortuna (California) | 5,234.16 mi (8,423.57 km) |
