| Penwortham to Corinth (Mississippi) | 4,157.26 mi (6,690.47 km) |
| Penwortham to Corinth (Texas) | 4,575.00 mi (7,362.75 km) |
| Penwortham to Cornelius (North Carolina) | 3,833.04 mi (6,168.68 km) |
| Penwortham to Cornelius (Oregon) | 4,734.89 mi (7,620.07 km) |
| Penwortham to Corning (New York) | 3,367.59 mi (5,419.61 km) |
| Penwortham to Corona (California) | 5,246.98 mi (8,444.20 km) |
| Penwortham to Coronado (California) | 5,302.93 mi (8,534.25 km) |
| Penwortham to Corpus Christi (Texas) | 4,876.00 mi (7,847.17 km) |
| Penwortham to Corsicana (Texas) | 4,608.57 mi (7,416.78 km) |
| Penwortham to Cortland (New York) | 3,313.18 mi (5,332.05 km) |
| Penwortham to Corvallis (Oregon) | 4,795.86 mi (7,718.19 km) |
| Penwortham to Coshocton (Ohio) | 3,639.90 mi (5,857.86 km) |
| Penwortham to Costa Mesa (California) | 5,269.27 mi (8,480.06 km) |
| Penwortham to Coto de Caza (California) | 5,262.95 mi (8,469.90 km) |
| Penwortham to Cottage Grove (Minnesota) | 3,832.70 mi (6,168.14 km) |
