| Portishead to Centralia (Illinois) | 4,061.69 mi (6,536.66 km) |
| Portishead to Centralia (Washington) | 4,782.32 mi (7,696.40 km) |
| Portishead to Centreville (Virginia) | 3,576.67 mi (5,756.09 km) |
| Portishead to Ceres (California) | 5,241.85 mi (8,435.94 km) |
| Portishead to Cerritos (California) | 5,360.53 mi (8,626.93 km) |
| Portishead to Chalco (Nebraska) | 4,201.96 mi (6,762.40 km) |
| Portishead to Chalmette (Louisiana) | 4,516.09 mi (7,267.95 km) |
| Portishead to Chambersburg (Pennsylvania) | 3,537.22 mi (5,692.60 km) |
| Portishead to Chamblee (Georgia) | 4,089.17 mi (6,580.88 km) |
| Portishead to Champaign (Illinois) | 3,953.56 mi (6,362.64 km) |
| Portishead to Champlin (Minnesota) | 3,912.51 mi (6,296.57 km) |
| Portishead to Chandler (Arizona) | 5,180.75 mi (8,337.60 km) |
| Portishead to Chanhassen (Minnesota) | 3,933.31 mi (6,330.06 km) |
| Portishead to Channahon (Illinois) | 3,892.50 mi (6,264.38 km) |
| Portishead to Channelview (Texas) | 4,732.60 mi (7,616.38 km) |
