| South Plainfield to Keene (New Hampshire) | 196.97 mi (317.00 km) |
| South Plainfield to Keizer (Oregon) | 2,446.40 mi (3,937.10 km) |
| South Plainfield to Keller (Texas) | 1,363.57 mi (2,194.46 km) |
| South Plainfield to Kelso (Washington) | 2,427.12 mi (3,906.08 km) |
| South Plainfield to Kemp Mill (Maryland) | 174.24 mi (280.41 km) |
| South Plainfield to Ken Caryl (Colorado) | 1,616.29 mi (2,601.17 km) |
| South Plainfield to Kendale Lakes (Florida) | 1,083.39 mi (1,743.55 km) |
| South Plainfield to Kendall (Florida) | 1,084.98 mi (1,746.11 km) |
| South Plainfield to Kendall Park (New Jersey) | 13.59 mi (21.87 km) |
| South Plainfield to Kendall West (Florida) | 1,084.07 mi (1,744.63 km) |
| South Plainfield to Kenmore (New York) | 282.77 mi (455.07 km) |
| South Plainfield to Kenmore (Washington) | 2,382.54 mi (3,834.32 km) |
| South Plainfield to Kenner (Louisiana) | 1,150.35 mi (1,851.31 km) |
| South Plainfield to Kennesaw (Georgia) | 719.67 mi (1,158.20 km) |
| South Plainfield to Kennett (Missouri) | 896.31 mi (1,442.48 km) |
