| Peniche to Carson (California) | 5,641.84 mi (9,079.67 km) |
| Peniche to Carson City (Nevada) | 5,455.66 mi (8,780.04 km) |
| Peniche to Carteret (New Jersey) | 3,354.44 mi (5,398.45 km) |
| Peniche to Cartersville (Georgia) | 4,067.53 mi (6,546.05 km) |
| Peniche to Carthage (Missouri) | 4,427.55 mi (7,125.46 km) |
| Peniche to Cary (Illinois) | 3,976.86 mi (6,400.14 km) |
| Peniche to Cary (North Carolina) | 3,715.72 mi (5,979.87 km) |
| Peniche to Casa de Oro-Mount Helix (California) | 5,636.36 mi (9,070.85 km) |
| Peniche to Casa Grande (Arizona) | 5,400.63 mi (8,691.48 km) |
| Peniche to Casas Adobes (Arizona) | 5,391.60 mi (8,676.94 km) |
| Peniche to Cascades (Virginia) | 3,549.79 mi (5,712.83 km) |
| Peniche to Casper (Wyoming) | 4,749.92 mi (7,644.26 km) |
| Peniche to Casselberry (Florida) | 4,079.88 mi (6,565.93 km) |
| Peniche to Castaic (California) | 5,627.71 mi (9,056.92 km) |
| Peniche to Castle Pines (Colorado) | 4,820.90 mi (7,758.49 km) |
