| Pierre to Carlsbad (California) | 1,195.58 mi (1,924.09 km) |
| Pierre to Carlsbad (New Mexico) | 853.81 mi (1,374.07 km) |
| Pierre to Carmel (Indiana) | 785.87 mi (1,264.74 km) |
| Pierre to Carmichael (California) | 1,153.15 mi (1,855.81 km) |
| Pierre to Carney (Maryland) | 1,266.18 mi (2,037.72 km) |
| Pierre to Carnot-Moon (Pennsylvania) | 1,056.00 mi (1,699.46 km) |
| Pierre to Carol Stream (Illinois) | 636.82 mi (1,024.87 km) |
| Pierre to Carolina (Puerto Rico) | 2,671.51 mi (4,299.38 km) |
| Pierre to Carolina Forest (South Carolina) | 1,355.99 mi (2,182.25 km) |
| Pierre to Carpentersville (Illinois) | 624.50 mi (1,005.04 km) |
| Pierre to Carpinteria (California) | 1,230.31 mi (1,979.98 km) |
| Pierre to Carrboro (North Carolina) | 1,258.97 mi (2,026.11 km) |
| Pierre to Carroll (Iowa) | 317.42 mi (510.84 km) |
| Pierre to Carrollton (Georgia) | 1,103.82 mi (1,776.43 km) |
| Pierre to Carrollton (Texas) | 807.82 mi (1,300.06 km) |
