| Isperih to Carson (California) | 6,644.72 mi (10,693.64 km) |
| Isperih to Carson City (Nevada) | 6,343.08 mi (10,208.20 km) |
| Isperih to Carteret (New Jersey) | 4,826.96 mi (7,768.23 km) |
| Isperih to Cartersville (Georgia) | 5,551.71 mi (8,934.62 km) |
| Isperih to Carthage (Missouri) | 5,744.95 mi (9,245.60 km) |
| Isperih to Cary (Illinois) | 5,269.52 mi (8,480.48 km) |
| Isperih to Cary (North Carolina) | 5,234.92 mi (8,424.79 km) |
| Isperih to Casa de Oro-Mount Helix (California) | 6,680.48 mi (10,751.20 km) |
| Isperih to Casa Grande (Arizona) | 6,534.18 mi (10,515.75 km) |
| Isperih to Casas Adobes (Arizona) | 6,547.22 mi (10,536.73 km) |
| Isperih to Cascades (Virginia) | 5,022.73 mi (8,083.30 km) |
| Isperih to Casper (Wyoming) | 5,792.17 mi (9,321.59 km) |
| Isperih to Casselberry (Florida) | 5,686.83 mi (9,152.08 km) |
| Isperih to Castaic (California) | 6,613.08 mi (10,642.72 km) |
| Isperih to Castle Pines (Colorado) | 5,948.95 mi (9,573.92 km) |
