| Walnut Park to Carrollwood (Florida) | 2,142.42 mi (3,447.90 km) |
| Walnut Park to Carson (California) | 9.24 mi (14.88 km) |
| Walnut Park to Carson City (Nevada) | 367.96 mi (592.17 km) |
| Walnut Park to Carteret (New Jersey) | 2,435.71 mi (3,919.90 km) |
| Walnut Park to Cartersville (Georgia) | 1,904.24 mi (3,064.58 km) |
| Walnut Park to Carthage (Missouri) | 1,357.51 mi (2,184.70 km) |
| Walnut Park to Cary (Illinois) | 1,715.98 mi (2,761.60 km) |
| Walnut Park to Cary (North Carolina) | 2,221.97 mi (3,575.92 km) |
| Walnut Park to Casa de Oro-Mount Helix (California) | 110.23 mi (177.41 km) |
| Walnut Park to Casa Grande (Arizona) | 379.52 mi (610.78 km) |
| Walnut Park to Casas Adobes (Arizona) | 431.85 mi (695.00 km) |
| Walnut Park to Cascades (Virginia) | 2,275.49 mi (3,662.05 km) |
| Walnut Park to Casper (Wyoming) | 887.79 mi (1,428.76 km) |
| Walnut Park to Casselberry (Florida) | 2,196.82 mi (3,535.43 km) |
| Walnut Park to Castaic (California) | 42.51 mi (68.41 km) |
