| Formia to Superior (Colorado) | 5,638.61 mi (9,074.46 km) |
| Formia to Superior (Wisconsin) | 4,843.07 mi (7,794.17 km) |
| Formia to Surprise (Arizona) | 6,228.16 mi (10,023.25 km) |
| Formia to Susanville (California) | 6,105.55 mi (9,825.93 km) |
| Formia to Sussex (Wisconsin) | 4,851.70 mi (7,808.06 km) |
| Formia to Suwanee (Georgia) | 5,070.06 mi (8,159.47 km) |
| Formia to Swansea (Illinois) | 5,124.60 mi (8,247.24 km) |
| Formia to Sweetwater (Florida) | 5,260.10 mi (8,465.32 km) |
| Formia to Sweetwater (Texas) | 5,838.20 mi (9,395.68 km) |
| Formia to Sycamore (Illinois) | 4,919.27 mi (7,916.80 km) |
| Formia to Sylacauga (Alabama) | 5,205.72 mi (8,377.80 km) |
| Formia to Sylvania (Ohio) | 4,729.50 mi (7,611.39 km) |
| Formia to Syosset (New York) | 4,327.45 mi (6,964.35 km) |
| Formia to Syracuse (New York) | 4,359.67 mi (7,016.20 km) |
| Formia to Syracuse (Utah) | 5,810.04 mi (9,350.35 km) |
