| Portlethen to Caguas (Puerto Rico) | 4,192.50 mi (6,747.17 km) |
| Portlethen to Cahokia (Illinois) | 3,971.16 mi (6,390.97 km) |
| Portlethen to Calabasas (California) | 5,136.58 mi (8,266.52 km) |
| Portlethen to Caldwell (Idaho) | 4,520.40 mi (7,274.88 km) |
| Portlethen to Caledonia (Wisconsin) | 3,671.93 mi (5,909.39 km) |
| Portlethen to Calera (Alabama) | 4,139.36 mi (6,661.65 km) |
| Portlethen to Calexico (California) | 5,129.03 mi (8,254.38 km) |
| Portlethen to Calhoun (Georgia) | 4,000.73 mi (6,438.55 km) |
| Portlethen to California (Maryland) | 3,494.11 mi (5,623.22 km) |
| Portlethen to California City (California) | 5,052.85 mi (8,131.77 km) |
| Portlethen to Callaway (Florida) | 4,258.21 mi (6,852.92 km) |
| Portlethen to Calumet City (Illinois) | 3,721.15 mi (5,988.61 km) |
| Portlethen to Calverton (Maryland) | 3,472.22 mi (5,588.00 km) |
| Portlethen to Camano (Washington) | 4,404.27 mi (7,087.99 km) |
| Portlethen to Camarillo (California) | 5,141.95 mi (8,275.16 km) |
