| Signa to Cloverly (Maryland) | 4,348.28 mi (6,997.88 km) |
| Signa to Clovis (California) | 6,070.78 mi (9,769.98 km) |
| Signa to Clovis (New Mexico) | 5,636.99 mi (9,071.87 km) |
| Signa to Clute (Texas) | 5,596.46 mi (9,006.64 km) |
| Signa to Coachella (California) | 6,138.13 mi (9,878.37 km) |
| Signa to Coalinga (California) | 6,129.92 mi (9,865.16 km) |
| Signa to Coamo (Puerto Rico) | 4,744.93 mi (7,636.23 km) |
| Signa to Coatesville (Pennsylvania) | 4,261.89 mi (6,858.84 km) |
| Signa to Cockeysville (Maryland) | 4,317.13 mi (6,947.75 km) |
| Signa to Cocoa (Florida) | 4,978.08 mi (8,011.44 km) |
| Signa to Cocoa Beach (Florida) | 4,973.84 mi (8,004.62 km) |
| Signa to Coconut Creek (Florida) | 5,045.95 mi (8,120.68 km) |
| Signa to Coeur d'Alene (Idaho) | 5,367.06 mi (8,637.45 km) |
| Signa to Cohoes (New York) | 4,063.50 mi (6,539.58 km) |
| Signa to Cold Springs (Nevada) | 5,913.73 mi (9,517.22 km) |
