| Northampton to Clarkston (Georgia) | 4,150.91 mi (6,680.24 km) |
| Northampton to Clarksville (Indiana) | 3,992.56 mi (6,425.40 km) |
| Northampton to Clarksville (Tennessee) | 4,139.00 mi (6,661.07 km) |
| Northampton to Clawson (Michigan) | 3,694.53 mi (5,945.77 km) |
| Northampton to Clay (Alabama) | 4,251.71 mi (6,842.46 km) |
| Northampton to Clayton (California) | 5,271.26 mi (8,483.28 km) |
| Northampton to Clayton (Missouri) | 4,153.15 mi (6,683.84 km) |
| Northampton to Clayton (North Carolina) | 3,826.76 mi (6,158.57 km) |
| Northampton to Clayton (Ohio) | 3,863.14 mi (6,217.12 km) |
| Northampton to Clearfield (Utah) | 4,788.91 mi (7,707.00 km) |
| Northampton to Clearlake (California) | 5,232.48 mi (8,420.86 km) |
| Northampton to Clearwater (Florida) | 4,382.28 mi (7,052.60 km) |
| Northampton to Cleburne (Texas) | 4,742.27 mi (7,631.95 km) |
| Northampton to Clemmons (North Carolina) | 3,887.70 mi (6,256.65 km) |
| Northampton to Clemson (South Carolina) | 4,050.66 mi (6,518.91 km) |
