| Parker to Cadillac (Michigan) | 1,045.45 mi (1,682.48 km) |
| Parker to Caguas (Puerto Rico) | 2,735.26 mi (4,401.97 km) |
| Parker to Cahokia (Illinois) | 785.17 mi (1,263.62 km) |
| Parker to Calabasas (California) | 852.06 mi (1,371.25 km) |
| Parker to Caldwell (Idaho) | 676.65 mi (1,088.96 km) |
| Parker to Caledonia (Wisconsin) | 906.34 mi (1,458.62 km) |
| Parker to Calera (Alabama) | 1,093.81 mi (1,760.33 km) |
| Parker to Calexico (California) | 760.88 mi (1,224.52 km) |
| Parker to Calhoun (Georgia) | 1,145.38 mi (1,843.31 km) |
| Parker to California (Maryland) | 1,516.68 mi (2,440.85 km) |
| Parker to California City (California) | 778.80 mi (1,253.36 km) |
| Parker to Callaway (Florida) | 1,263.95 mi (2,034.14 km) |
| Parker to Calumet City (Illinois) | 914.19 mi (1,471.24 km) |
| Parker to Calverton (Maryland) | 1,482.54 mi (2,385.92 km) |
| Parker to Camano (Washington) | 1,062.27 mi (1,709.56 km) |
