| Spring to Carlsbad (California) | 1,303.70 mi (2,098.10 km) |
| Spring to Carlsbad (New Mexico) | 547.40 mi (880.96 km) |
| Spring to Carmel (Indiana) | 859.99 mi (1,384.02 km) |
| Spring to Carmichael (California) | 1,587.16 mi (2,554.28 km) |
| Spring to Carney (Maryland) | 1,246.58 mi (2,006.17 km) |
| Spring to Carnot-Moon (Pennsylvania) | 1,116.70 mi (1,797.15 km) |
| Spring to Carol Stream (Illinois) | 913.19 mi (1,469.64 km) |
| Spring to Carolina (Puerto Rico) | 2,012.09 mi (3,238.15 km) |
| Spring to Carolina Forest (South Carolina) | 998.03 mi (1,606.17 km) |
| Spring to Carpentersville (Illinois) | 921.83 mi (1,483.54 km) |
| Spring to Carpinteria (California) | 1,438.07 mi (2,314.35 km) |
| Spring to Carrboro (North Carolina) | 1,025.85 mi (1,650.95 km) |
| Spring to Carroll (Iowa) | 830.21 mi (1,336.10 km) |
| Spring to Carrollton (Georgia) | 651.34 mi (1,048.23 km) |
| Spring to Carrollton (Texas) | 221.13 mi (355.87 km) |
