| Pianoro to Carson (California) | 6,174.14 mi (9,936.33 km) |
| Pianoro to Carson City (Nevada) | 5,911.60 mi (9,513.79 km) |
| Pianoro to Carteret (New Jersey) | 4,159.08 mi (6,693.39 km) |
| Pianoro to Cartersville (Georgia) | 4,888.72 mi (7,867.63 km) |
| Pianoro to Carthage (Missouri) | 5,141.50 mi (8,274.45 km) |
| Pianoro to Cary (Illinois) | 4,667.42 mi (7,511.49 km) |
| Pianoro to Cary (North Carolina) | 4,557.17 mi (7,334.06 km) |
| Pianoro to Casa de Oro-Mount Helix (California) | 6,194.48 mi (9,969.05 km) |
| Pianoro to Casa Grande (Arizona) | 6,010.99 mi (9,673.75 km) |
| Pianoro to Casas Adobes (Arizona) | 6,015.82 mi (9,681.53 km) |
| Pianoro to Cascades (Virginia) | 4,357.22 mi (7,012.27 km) |
| Pianoro to Casper (Wyoming) | 5,289.90 mi (8,513.27 km) |
| Pianoro to Casselberry (Florida) | 4,985.43 mi (8,023.27 km) |
| Pianoro to Castaic (California) | 6,148.74 mi (9,895.44 km) |
| Pianoro to Castle Pines (Colorado) | 5,417.57 mi (8,718.73 km) |
