| Ada to Corinth (Mississippi) | 5,308.02 mi (8,542.43 km) |
| Ada to Corinth (Texas) | 5,721.77 mi (9,208.30 km) |
| Ada to Cornelius (North Carolina) | 4,980.81 mi (8,015.83 km) |
| Ada to Cornelius (Oregon) | 5,740.46 mi (9,238.38 km) |
| Ada to Corning (New York) | 4,518.26 mi (7,271.43 km) |
| Ada to Corona (California) | 6,332.10 mi (10,190.53 km) |
| Ada to Coronado (California) | 6,394.01 mi (10,290.16 km) |
| Ada to Corpus Christi (Texas) | 6,026.40 mi (9,698.55 km) |
| Ada to Corsicana (Texas) | 5,756.99 mi (9,264.98 km) |
| Ada to Cortland (New York) | 4,463.82 mi (7,183.82 km) |
| Ada to Corvallis (Oregon) | 5,804.63 mi (9,341.65 km) |
| Ada to Coshocton (Ohio) | 4,790.66 mi (7,709.82 km) |
| Ada to Costa Mesa (California) | 6,353.37 mi (10,224.76 km) |
| Ada to Coto de Caza (California) | 6,348.88 mi (10,217.53 km) |
| Ada to Cottage Grove (Minnesota) | 4,964.03 mi (7,988.83 km) |
