| Grasse to Carson (California) | 6,066.49 mi (9,763.07 km) |
| Grasse to Carson City (Nevada) | 5,817.99 mi (9,363.15 km) |
| Grasse to Carteret (New Jersey) | 3,989.45 mi (6,420.41 km) |
| Grasse to Cartersville (Georgia) | 4,718.84 mi (7,594.23 km) |
| Grasse to Carthage (Missouri) | 4,993.09 mi (8,035.60 km) |
| Grasse to Cary (Illinois) | 4,521.36 mi (7,276.42 km) |
| Grasse to Cary (North Carolina) | 4,382.35 mi (7,052.71 km) |
| Grasse to Casa de Oro-Mount Helix (California) | 6,081.70 mi (9,787.55 km) |
| Grasse to Casa Grande (Arizona) | 5,886.81 mi (9,473.91 km) |
| Grasse to Casas Adobes (Arizona) | 5,888.88 mi (9,477.24 km) |
| Grasse to Cascades (Virginia) | 4,187.92 mi (6,739.80 km) |
| Grasse to Casper (Wyoming) | 5,176.19 mi (8,330.28 km) |
| Grasse to Casselberry (Florida) | 4,799.94 mi (7,724.76 km) |
| Grasse to Castaic (California) | 6,043.24 mi (9,725.65 km) |
| Grasse to Castle Pines (Colorado) | 5,293.33 mi (8,518.79 km) |
