| Placentia to Carrollwood (Florida) | 2,121.28 mi (3,413.87 km) |
| Placentia to Carson (California) | 23.18 mi (37.30 km) |
| Placentia to Carson City (Nevada) | 378.98 mi (609.91 km) |
| Placentia to Carteret (New Jersey) | 2,418.96 mi (3,892.94 km) |
| Placentia to Cartersville (Georgia) | 1,884.58 mi (3,032.94 km) |
| Placentia to Carthage (Missouri) | 1,339.03 mi (2,154.96 km) |
| Placentia to Cary (Illinois) | 1,700.35 mi (2,736.45 km) |
| Placentia to Cary (North Carolina) | 2,203.17 mi (3,545.66 km) |
| Placentia to Casa de Oro-Mount Helix (California) | 92.59 mi (149.00 km) |
| Placentia to Casa Grande (Arizona) | 357.80 mi (575.83 km) |
| Placentia to Casas Adobes (Arizona) | 410.00 mi (659.84 km) |
| Placentia to Cascades (Virginia) | 2,258.03 mi (3,633.94 km) |
| Placentia to Casper (Wyoming) | 878.10 mi (1,413.17 km) |
| Placentia to Casselberry (Florida) | 2,175.86 mi (3,501.70 km) |
| Placentia to Castaic (California) | 60.78 mi (97.81 km) |
