| Conwy to Centralia (Illinois) | 3,971.38 mi (6,391.31 km) |
| Conwy to Centralia (Washington) | 4,658.23 mi (7,496.69 km) |
| Conwy to Centreville (Virginia) | 3,499.29 mi (5,631.57 km) |
| Conwy to Ceres (California) | 5,123.88 mi (8,246.09 km) |
| Conwy to Cerritos (California) | 5,247.17 mi (8,444.51 km) |
| Conwy to Chalco (Nebraska) | 4,101.16 mi (6,600.18 km) |
| Conwy to Chalmette (Louisiana) | 4,436.74 mi (7,140.24 km) |
| Conwy to Chambersburg (Pennsylvania) | 3,457.61 mi (5,564.48 km) |
| Conwy to Chamblee (Georgia) | 4,011.42 mi (6,455.76 km) |
| Conwy to Champaign (Illinois) | 3,861.86 mi (6,215.07 km) |
| Conwy to Champlin (Minnesota) | 3,809.15 mi (6,130.23 km) |
| Conwy to Chandler (Arizona) | 5,073.30 mi (8,164.69 km) |
| Conwy to Chanhassen (Minnesota) | 3,830.21 mi (6,164.14 km) |
| Conwy to Channahon (Illinois) | 3,798.93 mi (6,113.79 km) |
| Conwy to Channelview (Texas) | 4,646.90 mi (7,478.47 km) |
