| Oceanside to Carlsbad (California) | 7.06 mi (11.37 km) |
| Oceanside to Carlsbad (New Mexico) | 760.57 mi (1,224.01 km) |
| Oceanside to Carmel (Indiana) | 1,780.28 mi (2,865.09 km) |
| Oceanside to Carmichael (California) | 435.90 mi (701.51 km) |
| Oceanside to Carney (Maryland) | 2,290.53 mi (3,686.25 km) |
| Oceanside to Carnot-Moon (Pennsylvania) | 2,094.67 mi (3,371.04 km) |
| Oceanside to Carol Stream (Illinois) | 1,696.91 mi (2,730.91 km) |
| Oceanside to Carolina (Puerto Rico) | 3,317.37 mi (5,338.78 km) |
| Oceanside to Carolina Forest (South Carolina) | 2,199.62 mi (3,539.95 km) |
| Oceanside to Carpentersville (Illinois) | 1,691.71 mi (2,722.55 km) |
| Oceanside to Carpinteria (California) | 150.17 mi (241.68 km) |
| Oceanside to Carrboro (North Carolina) | 2,168.56 mi (3,489.96 km) |
| Oceanside to Carroll (Iowa) | 1,365.82 mi (2,198.07 km) |
| Oceanside to Carrollton (Georgia) | 1,851.29 mi (2,979.37 km) |
| Oceanside to Carrollton (Texas) | 1,179.39 mi (1,898.05 km) |
