| Penrith to Corinth (Mississippi) | 4,134.83 mi (6,654.36 km) |
| Penrith to Corinth (Texas) | 4,547.76 mi (7,318.91 km) |
| Penrith to Cornelius (North Carolina) | 3,815.85 mi (6,141.02 km) |
| Penrith to Cornelius (Oregon) | 4,685.50 mi (7,540.59 km) |
| Penrith to Corning (New York) | 3,346.66 mi (5,385.93 km) |
| Penrith to Corona (California) | 5,205.74 mi (8,377.83 km) |
| Penrith to Coronado (California) | 5,262.52 mi (8,469.21 km) |
| Penrith to Corpus Christi (Texas) | 4,852.29 mi (7,809.01 km) |
| Penrith to Corsicana (Texas) | 4,582.52 mi (7,374.85 km) |
| Penrith to Cortland (New York) | 3,292.37 mi (5,298.55 km) |
| Penrith to Corvallis (Oregon) | 4,746.76 mi (7,639.18 km) |
| Penrith to Coshocton (Ohio) | 3,617.55 mi (5,821.89 km) |
| Penrith to Costa Mesa (California) | 5,227.90 mi (8,413.50 km) |
| Penrith to Coto de Caza (California) | 5,221.82 mi (8,403.71 km) |
| Penrith to Cottage Grove (Minnesota) | 3,799.27 mi (6,114.33 km) |
