| Shannon to Carson (California) | 5,111.43 mi (8,226.05 km) |
| Shannon to Carson City (Nevada) | 4,866.50 mi (7,831.87 km) |
| Shannon to Carteret (New Jersey) | 3,096.23 mi (4,982.89 km) |
| Shannon to Cartersville (Georgia) | 3,823.97 mi (6,154.08 km) |
| Shannon to Carthage (Missouri) | 4,059.33 mi (6,532.86 km) |
| Shannon to Cary (Illinois) | 3,584.86 mi (5,769.28 km) |
| Shannon to Cary (North Carolina) | 3,501.49 mi (5,635.11 km) |
| Shannon to Casa de Oro-Mount Helix (California) | 5,126.62 mi (8,250.49 km) |
| Shannon to Casa Grande (Arizona) | 4,934.14 mi (7,940.73 km) |
| Shannon to Casas Adobes (Arizona) | 4,937.36 mi (7,945.92 km) |
| Shannon to Cascades (Virginia) | 3,293.20 mi (5,299.89 km) |
| Shannon to Casper (Wyoming) | 4,221.10 mi (6,793.21 km) |
| Shannon to Casselberry (Florida) | 3,951.35 mi (6,359.08 km) |
| Shannon to Castaic (California) | 5,088.39 mi (8,188.97 km) |
| Shannon to Castle Pines (Colorado) | 4,340.52 mi (6,985.40 km) |
