| Tonypandy to Somersworth (New Hampshire) | 3,089.07 mi (4,971.38 km) |
| Tonypandy to Somerton (Arizona) | 5,288.18 mi (8,510.51 km) |
| Tonypandy to Somerville (Massachusetts) | 3,132.80 mi (5,041.76 km) |
| Tonypandy to Somerville (New Jersey) | 3,353.47 mi (5,396.89 km) |
| Tonypandy to Sonoma (California) | 5,220.33 mi (8,401.30 km) |
| Tonypandy to Soquel (California) | 5,278.55 mi (8,495.00 km) |
| Tonypandy to South Bend (Indiana) | 3,772.74 mi (6,071.64 km) |
| Tonypandy to South Bradenton (Florida) | 4,302.07 mi (6,923.52 km) |
| Tonypandy to South Burlington (Vermont) | 3,135.87 mi (5,046.70 km) |
| Tonypandy to South Charleston (West Virginia) | 3,742.87 mi (6,023.56 km) |
| Tonypandy to South Daytona (Florida) | 4,150.73 mi (6,679.95 km) |
| Tonypandy to South El Monte (California) | 5,320.73 mi (8,562.89 km) |
| Tonypandy to South Elgin (Illinois) | 3,837.68 mi (6,176.15 km) |
| Tonypandy to South Euclid (Ohio) | 3,592.38 mi (5,781.38 km) |
| Tonypandy to South Farmingdale (New York) | 3,299.27 mi (5,309.66 km) |
