| Slupca to Jeffersonville (Indiana) | 4,682.77 mi (7,536.19 km) |
| Slupca to Jenison (Michigan) | 4,447.22 mi (7,157.11 km) |
| Slupca to Jenks (Oklahoma) | 5,156.33 mi (8,298.31 km) |
| Slupca to Jennings (Missouri) | 4,817.70 mi (7,753.34 km) |
| Slupca to Jensen Beach (Florida) | 5,072.18 mi (8,162.88 km) |
| Slupca to Jericho (New York) | 4,120.45 mi (6,631.22 km) |
| Slupca to Jerome (Idaho) | 5,283.78 mi (8,503.43 km) |
| Slupca to Jersey City (New Jersey) | 4,143.33 mi (6,668.05 km) |
| Slupca to Jessup (Maryland) | 4,321.08 mi (6,954.11 km) |
| Slupca to Johns Creek (Georgia) | 4,858.24 mi (7,818.58 km) |
| Slupca to Johnson City (New York) | 4,143.76 mi (6,668.73 km) |
| Slupca to Johnson City (Tennessee) | 4,670.00 mi (7,515.64 km) |
| Slupca to Johnston (Iowa) | 4,768.06 mi (7,673.45 km) |
| Slupca to Johnstown (Colorado) | 5,178.32 mi (8,333.70 km) |
| Slupca to Johnstown (Pennsylvania) | 4,339.76 mi (6,984.17 km) |
