| Northampton to Kenosha (Wisconsin) | 3,871.82 mi (6,231.08 km) |
| Northampton to Kent (Ohio) | 3,688.07 mi (5,935.37 km) |
| Northampton to Kent (Washington) | 4,734.09 mi (7,618.78 km) |
| Northampton to Kentwood (Michigan) | 3,771.87 mi (6,070.23 km) |
| Northampton to Kerman (California) | 5,285.74 mi (8,506.58 km) |
| Northampton to Kernersville (North Carolina) | 3,871.93 mi (6,231.27 km) |
| Northampton to Kerrville (Texas) | 4,929.99 mi (7,934.06 km) |
| Northampton to Kettering (Maryland) | 3,608.95 mi (5,808.04 km) |
| Northampton to Kettering (Ohio) | 3,864.25 mi (6,218.92 km) |
| Northampton to Kewanee (Illinois) | 4,012.30 mi (6,457.18 km) |
| Northampton to Key Biscayne (Florida) | 4,390.81 mi (7,066.33 km) |
| Northampton to Key Largo (Florida) | 4,430.27 mi (7,129.83 km) |
| Northampton to Key West (Florida) | 4,516.13 mi (7,268.01 km) |
| Northampton to Keystone (Florida) | 4,367.84 mi (7,029.36 km) |
| Northampton to Kihei (Hawaii) | 7,182.32 mi (11,558.82 km) |
