| Fort Smith to Somersworth (New Hampshire) | 1,363.19 mi (2,193.84 km) |
| Fort Smith to Somerton (Arizona) | 1,178.08 mi (1,895.93 km) |
| Fort Smith to Somerville (Massachusetts) | 1,337.55 mi (2,152.57 km) |
| Fort Smith to Somerville (New Jersey) | 1,132.36 mi (1,822.35 km) |
| Fort Smith to Sonoma (California) | 1,560.85 mi (2,511.94 km) |
| Fort Smith to Soquel (California) | 1,537.03 mi (2,473.61 km) |
| Fort Smith to South Bend (Indiana) | 618.21 mi (994.92 km) |
| Fort Smith to South Bradenton (Florida) | 882.13 mi (1,419.65 km) |
| Fort Smith to South Burlington (Vermont) | 1,280.16 mi (2,060.22 km) |
| Fort Smith to South Charleston (West Virginia) | 728.89 mi (1,173.03 km) |
| Fort Smith to South Daytona (Florida) | 888.92 mi (1,430.58 km) |
| Fort Smith to South El Monte (California) | 1,344.88 mi (2,164.37 km) |
| Fort Smith to South Elgin (Illinois) | 562.93 mi (905.94 km) |
| Fort Smith to South Euclid (Ohio) | 814.33 mi (1,310.54 km) |
| Fort Smith to South Farmingdale (New York) | 1,194.07 mi (1,921.67 km) |
