| Idylwood to Conyers (Georgia) | 522.58 mi (841.02 km) |
| Idylwood to Cookeville (Tennessee) | 492.74 mi (792.98 km) |
| Idylwood to Coolidge (Arizona) | 1,952.00 mi (3,141.44 km) |
| Idylwood to Coon Rapids (Minnesota) | 931.27 mi (1,498.74 km) |
| Idylwood to Cooper City (Florida) | 905.21 mi (1,456.79 km) |
| Idylwood to Coos Bay (Oregon) | 2,434.24 mi (3,917.53 km) |
| Idylwood to Copiague (New York) | 236.91 mi (381.28 km) |
| Idylwood to Coppell (Texas) | 1,177.25 mi (1,894.60 km) |
| Idylwood to Copperas Cove (Texas) | 1,285.16 mi (2,068.26 km) |
| Idylwood to Coral Gables (Florida) | 928.32 mi (1,493.98 km) |
| Idylwood to Coral Springs (Florida) | 889.69 mi (1,431.82 km) |
| Idylwood to Coral Terrace (Florida) | 925.79 mi (1,489.92 km) |
| Idylwood to Coralville (Iowa) | 781.81 mi (1,258.20 km) |
| Idylwood to Coram (New York) | 261.70 mi (421.17 km) |
| Idylwood to Corcoran (California) | 2,309.43 mi (3,716.67 km) |
