| Cwmbran to San Diego (California) | 5,371.42 mi (8,644.46 km) |
| Cwmbran to San Diego Country Estates (California) | 5,350.12 mi (8,610.19 km) |
| Cwmbran to San Dimas (California) | 5,322.38 mi (8,565.55 km) |
| Cwmbran to San Fernando (California) | 5,332.85 mi (8,582.40 km) |
| Cwmbran to San Francisco (California) | 5,262.08 mi (8,468.50 km) |
| Cwmbran to San Gabriel (California) | 5,332.71 mi (8,582.16 km) |
| Cwmbran to San Germán (Puerto Rico) | 4,137.64 mi (6,658.89 km) |
| Cwmbran to San Jacinto (California) | 5,312.72 mi (8,550.00 km) |
| Cwmbran to San Jose (California) | 5,269.89 mi (8,481.08 km) |
| Cwmbran to San Juan (Puerto Rico) | 4,079.28 mi (6,564.97 km) |
| Cwmbran to San Juan (Texas) | 5,027.33 mi (8,090.71 km) |
| Cwmbran to San Juan Capistrano (California) | 5,351.50 mi (8,612.41 km) |
| Cwmbran to San Leandro (California) | 5,256.18 mi (8,459.00 km) |
| Cwmbran to San Lorenzo (California) | 5,257.32 mi (8,460.83 km) |
| Cwmbran to San Luis (Arizona) | 5,308.22 mi (8,542.76 km) |
