| Penrith to Castle Rock (Colorado) | 4,485.74 mi (7,219.10 km) |
| Penrith to Castro Valley (California) | 5,115.54 mi (8,232.66 km) |
| Penrith to Catalina Foothills (Arizona) | 5,078.98 mi (8,173.83 km) |
| Penrith to Cataño (Puerto Rico) | 4,128.33 mi (6,643.91 km) |
| Penrith to Cathedral City (California) | 5,172.75 mi (8,324.74 km) |
| Penrith to Catonsville (Maryland) | 3,469.93 mi (5,584.31 km) |
| Penrith to Cave Spring (Virginia) | 3,694.99 mi (5,946.52 km) |
| Penrith to Cayce (South Carolina) | 3,899.04 mi (6,274.90 km) |
| Penrith to Cayey (Puerto Rico) | 4,146.94 mi (6,673.85 km) |
| Penrith to Cedar City (Utah) | 4,846.79 mi (7,800.16 km) |
| Penrith to Cedar Falls (Iowa) | 3,895.97 mi (6,269.95 km) |
| Penrith to Cedar Hill (Texas) | 4,573.90 mi (7,360.98 km) |
| Penrith to Cedar Lake (Indiana) | 3,772.04 mi (6,070.52 km) |
| Penrith to Cedar Mill (Oregon) | 4,677.98 mi (7,528.49 km) |
| Penrith to Cedar Park (Texas) | 4,717.23 mi (7,591.64 km) |
