| Iselin to Castle Pines (Colorado) | 1,610.46 mi (2,591.79 km) |
| Iselin to Castle Rock (Colorado) | 1,610.88 mi (2,592.46 km) |
| Iselin to Castro Valley (California) | 2,534.92 mi (4,079.56 km) |
| Iselin to Catalina Foothills (Arizona) | 2,094.77 mi (3,371.20 km) |
| Iselin to Cataño (Puerto Rico) | 1,604.35 mi (2,581.95 km) |
| Iselin to Cathedral City (California) | 2,342.69 mi (3,770.20 km) |
| Iselin to Catonsville (Maryland) | 156.99 mi (252.65 km) |
| Iselin to Cave Spring (Virginia) | 383.28 mi (616.83 km) |
| Iselin to Cayce (South Carolina) | 588.03 mi (946.34 km) |
| Iselin to Cayey (Puerto Rico) | 1,625.45 mi (2,615.91 km) |
| Iselin to Cedar City (Utah) | 2,071.26 mi (3,333.37 km) |
| Iselin to Cedar Falls (Iowa) | 945.63 mi (1,521.85 km) |
| Iselin to Cedar Hill (Texas) | 1,367.07 mi (2,200.09 km) |
| Iselin to Cedar Lake (Indiana) | 686.12 mi (1,104.20 km) |
| Iselin to Cedar Mill (Oregon) | 2,434.13 mi (3,917.35 km) |
