| Illzach to Cloverly (Maryland) | 4,060.51 mi (6,534.77 km) |
| Illzach to Clovis (California) | 5,742.20 mi (9,241.18 km) |
| Illzach to Clovis (New Mexico) | 5,322.56 mi (8,565.83 km) |
| Illzach to Clute (Texas) | 5,300.84 mi (8,530.88 km) |
| Illzach to Coachella (California) | 5,812.70 mi (9,354.64 km) |
| Illzach to Coalinga (California) | 5,801.31 mi (9,336.30 km) |
| Illzach to Coamo (Puerto Rico) | 4,550.54 mi (7,323.38 km) |
| Illzach to Coatesville (Pennsylvania) | 3,973.60 mi (6,394.90 km) |
| Illzach to Cockeysville (Maryland) | 4,028.95 mi (6,483.98 km) |
| Illzach to Cocoa (Florida) | 4,711.68 mi (7,582.72 km) |
| Illzach to Cocoa Beach (Florida) | 4,707.87 mi (7,576.59 km) |
| Illzach to Coconut Creek (Florida) | 4,786.58 mi (7,703.26 km) |
| Illzach to Coeur d'Alene (Idaho) | 5,037.02 mi (8,106.31 km) |
| Illzach to Cohoes (New York) | 3,770.83 mi (6,068.57 km) |
| Illzach to Cold Springs (Nevada) | 5,584.33 mi (8,987.11 km) |
