| Pontneddfechan to Commerce City (Colorado) | 4,543.12 mi (7,311.45 km) |
| Pontneddfechan to Compton (California) | 5,325.12 mi (8,569.95 km) |
| Pontneddfechan to Comstock Park (Michigan) | 3,679.23 mi (5,921.15 km) |
| Pontneddfechan to Concord (California) | 5,213.90 mi (8,390.96 km) |
| Pontneddfechan to Concord (Missouri) | 4,070.54 mi (6,550.91 km) |
| Pontneddfechan to Concord (New Hampshire) | 3,109.28 mi (5,003.90 km) |
| Pontneddfechan to Concord (North Carolina) | 3,827.15 mi (6,159.20 km) |
| Pontneddfechan to Conneaut (Ohio) | 3,527.78 mi (5,677.41 km) |
| Pontneddfechan to Connersville (Indiana) | 3,811.44 mi (6,133.92 km) |
| Pontneddfechan to Conroe (Texas) | 4,680.17 mi (7,532.00 km) |
| Pontneddfechan to Converse (Texas) | 4,834.46 mi (7,780.32 km) |
| Pontneddfechan to Conway (Arkansas) | 4,320.74 mi (6,953.57 km) |
| Pontneddfechan to Conway (Florida) | 4,190.27 mi (6,743.58 km) |
| Pontneddfechan to Conway (South Carolina) | 3,834.32 mi (6,170.75 km) |
| Pontneddfechan to Conyers (Georgia) | 4,047.98 mi (6,514.60 km) |
