| Shannon to Caguas (Puerto Rico) | 3,861.24 mi (6,214.07 km) |
| Shannon to Cahokia (Illinois) | 3,829.18 mi (6,162.46 km) |
| Shannon to Calabasas (California) | 5,108.80 mi (8,221.81 km) |
| Shannon to Caldwell (Idaho) | 4,523.46 mi (7,279.80 km) |
| Shannon to Caledonia (Wisconsin) | 3,544.10 mi (5,703.68 km) |
| Shannon to Calera (Alabama) | 3,953.88 mi (6,363.16 km) |
| Shannon to Calexico (California) | 5,079.39 mi (8,174.50 km) |
| Shannon to Calhoun (Georgia) | 3,813.81 mi (6,137.74 km) |
| Shannon to California (Maryland) | 3,290.21 mi (5,295.08 km) |
| Shannon to California City (California) | 5,025.20 mi (8,087.28 km) |
| Shannon to Callaway (Florida) | 4,053.25 mi (6,523.08 km) |
| Shannon to Calumet City (Illinois) | 3,584.82 mi (5,769.21 km) |
| Shannon to Calverton (Maryland) | 3,274.73 mi (5,270.17 km) |
| Shannon to Camano (Washington) | 4,453.15 mi (7,166.66 km) |
| Shannon to Camarillo (California) | 5,116.33 mi (8,233.94 km) |
