| Seal Beach to Camarillo (California) | 63.86 mi (102.77 km) |
| Seal Beach to Camas (Washington) | 850.34 mi (1,368.49 km) |
| Seal Beach to Cambridge (Maryland) | 2,345.61 mi (3,774.89 km) |
| Seal Beach to Cambridge (Massachusetts) | 2,588.42 mi (4,165.66 km) |
| Seal Beach to Camden (Arkansas) | 1,447.05 mi (2,328.80 km) |
| Seal Beach to Camden (New Jersey) | 2,390.23 mi (3,846.70 km) |
| Seal Beach to Cameron Park (California) | 376.72 mi (606.27 km) |
| Seal Beach to Camp Pendleton South (California) | 53.15 mi (85.54 km) |
| Seal Beach to Camp Springs (Maryland) | 2,298.96 mi (3,699.82 km) |
| Seal Beach to Camp Verde (Arizona) | 359.72 mi (578.91 km) |
| Seal Beach to Campbell (California) | 327.08 mi (526.39 km) |
| Seal Beach to Campbellsville (Kentucky) | 1,846.73 mi (2,972.02 km) |
| Seal Beach to Campton Hills (Illinois) | 1,703.88 mi (2,742.13 km) |
| Seal Beach to Canby (Oregon) | 832.14 mi (1,339.19 km) |
| Seal Beach to Candelaria (Puerto Rico) | 3,350.58 mi (5,392.24 km) |
