| Peniche to Castle Rock (Colorado) | 4,823.56 mi (7,762.77 km) |
| Peniche to Castro Valley (California) | 5,615.23 mi (9,036.84 km) |
| Peniche to Catalina Foothills (Arizona) | 5,387.48 mi (8,670.32 km) |
| Peniche to Cataño (Puerto Rico) | 3,658.72 mi (5,888.14 km) |
| Peniche to Cathedral City (California) | 5,565.35 mi (8,956.57 km) |
| Peniche to Catonsville (Maryland) | 3,512.09 mi (5,652.16 km) |
| Peniche to Cave Spring (Virginia) | 3,731.52 mi (6,005.30 km) |
| Peniche to Cayce (South Carolina) | 3,885.69 mi (6,253.42 km) |
| Peniche to Cayey (Puerto Rico) | 3,672.81 mi (5,910.82 km) |
| Peniche to Cedar City (Utah) | 5,249.32 mi (8,447.96 km) |
| Peniche to Cedar Falls (Iowa) | 4,158.74 mi (6,692.85 km) |
| Peniche to Cedar Hill (Texas) | 4,723.08 mi (7,601.06 km) |
| Peniche to Cedar Lake (Indiana) | 3,964.89 mi (6,380.88 km) |
| Peniche to Cedar Mill (Oregon) | 5,270.74 mi (8,482.44 km) |
| Peniche to Cedar Park (Texas) | 4,845.49 mi (7,798.06 km) |
