| San Gwann to Centralia (Illinois) | 5,355.44 mi (8,618.75 km) |
| San Gwann to Centralia (Washington) | 6,147.26 mi (9,893.06 km) |
| San Gwann to Centreville (Virginia) | 4,816.76 mi (7,751.83 km) |
| San Gwann to Ceres (California) | 6,612.75 mi (10,642.19 km) |
| San Gwann to Cerritos (California) | 6,726.15 mi (10,824.69 km) |
| San Gwann to Chalco (Nebraska) | 5,535.82 mi (8,909.05 km) |
| San Gwann to Chalmette (Louisiana) | 5,751.42 mi (9,256.02 km) |
| San Gwann to Chambersburg (Pennsylvania) | 4,788.77 mi (7,706.78 km) |
| San Gwann to Chamblee (Georgia) | 5,322.58 mi (8,565.87 km) |
| San Gwann to Champaign (Illinois) | 5,254.18 mi (8,455.78 km) |
| San Gwann to Champlin (Minnesota) | 5,255.90 mi (8,458.56 km) |
| San Gwann to Chandler (Arizona) | 6,532.57 mi (10,513.16 km) |
| San Gwann to Chanhassen (Minnesota) | 5,275.84 mi (8,490.64 km) |
| San Gwann to Channahon (Illinois) | 5,201.32 mi (8,370.71 km) |
| San Gwann to Channelview (Texas) | 5,997.81 mi (9,652.54 km) |
