| Grayslake to Carlsbad (California) | 1,709.85 mi (2,751.74 km) |
| Grayslake to Carlsbad (New Mexico) | 1,120.71 mi (1,803.60 km) |
| Grayslake to Carmel (Indiana) | 191.26 mi (307.80 km) |
| Grayslake to Carmichael (California) | 1,756.76 mi (2,827.24 km) |
| Grayslake to Carney (Maryland) | 634.03 mi (1,020.38 km) |
| Grayslake to Carnot-Moon (Pennsylvania) | 423.83 mi (682.09 km) |
| Grayslake to Carol Stream (Illinois) | 29.60 mi (47.64 km) |
| Grayslake to Carolina (Puerto Rico) | 2,099.09 mi (3,378.16 km) |
| Grayslake to Carolina Forest (South Carolina) | 771.88 mi (1,242.23 km) |
| Grayslake to Carpentersville (Illinois) | 19.94 mi (32.09 km) |
| Grayslake to Carpinteria (California) | 1,779.61 mi (2,864.00 km) |
| Grayslake to Carrboro (North Carolina) | 652.23 mi (1,049.66 km) |
| Grayslake to Carroll (Iowa) | 350.01 mi (563.28 km) |
| Grayslake to Carrollton (Georgia) | 626.03 mi (1,007.49 km) |
| Grayslake to Carrollton (Texas) | 806.84 mi (1,298.49 km) |
