| Northport to Castle Pines (Colorado) | 1,049.95 mi (1,689.74 km) |
| Northport to Castle Rock (Colorado) | 1,047.19 mi (1,685.29 km) |
| Northport to Castro Valley (California) | 1,952.00 mi (3,141.45 km) |
| Northport to Catalina Foothills (Arizona) | 1,351.40 mi (2,174.87 km) |
| Northport to Cataño (Puerto Rico) | 1,675.56 mi (2,696.55 km) |
| Northport to Cathedral City (California) | 1,657.17 mi (2,666.96 km) |
| Northport to Catonsville (Maryland) | 732.66 mi (1,179.11 km) |
| Northport to Cave Spring (Virginia) | 508.32 mi (818.07 km) |
| Northport to Cayce (South Carolina) | 380.22 mi (611.90 km) |
| Northport to Cayey (Puerto Rico) | 1,689.58 mi (2,719.12 km) |
| Northport to Cedar City (Utah) | 1,462.06 mi (2,352.96 km) |
| Northport to Cedar Falls (Iowa) | 692.13 mi (1,113.88 km) |
| Northport to Cedar Hill (Texas) | 544.69 mi (876.59 km) |
| Northport to Cedar Lake (Indiana) | 560.48 mi (902.01 km) |
| Northport to Cedar Mill (Oregon) | 2,040.95 mi (3,284.60 km) |
