| Grays to Cedar Rapids (Iowa) | 4,113.93 mi (6,620.72 km) |
| Grays to Cedarburg (Wisconsin) | 3,913.76 mi (6,298.59 km) |
| Grays to Celebration (Florida) | 4,377.40 mi (7,044.74 km) |
| Grays to Celina (Ohio) | 3,909.23 mi (6,291.30 km) |
| Grays to Celina (Texas) | 4,738.66 mi (7,626.14 km) |
| Grays to Centennial (Colorado) | 4,706.14 mi (7,573.79 km) |
| Grays to Center Point (Alabama) | 4,324.14 mi (6,959.03 km) |
| Grays to Centereach (New York) | 3,436.13 mi (5,529.92 km) |
| Grays to Centerton (Arkansas) | 4,488.04 mi (7,222.80 km) |
| Grays to Centerville (Ohio) | 3,935.57 mi (6,333.69 km) |
| Grays to Centerville (Utah) | 4,867.74 mi (7,833.87 km) |
| Grays to Central (Louisiana) | 4,654.00 mi (7,489.89 km) |
| Grays to Central Falls (Rhode Island) | 3,323.68 mi (5,348.94 km) |
| Grays to Central Islip (New York) | 3,444.37 mi (5,543.18 km) |
| Grays to Central Point (Oregon) | 5,115.24 mi (8,232.18 km) |
