| Porsgrunn to Bay City (Texas) | 5,034.69 mi (8,102.55 km) |
| Porsgrunn to Bay Point (California) | 5,177.39 mi (8,332.21 km) |
| Porsgrunn to Bay Shore (New York) | 3,632.99 mi (5,846.74 km) |
| Porsgrunn to Bay Village (Ohio) | 3,877.40 mi (6,240.07 km) |
| Porsgrunn to Bayamón (Puerto Rico) | 4,634.60 mi (7,458.66 km) |
| Porsgrunn to Bayonet Point (Florida) | 4,639.57 mi (7,466.67 km) |
| Porsgrunn to Bayonne (New Jersey) | 3,665.33 mi (5,898.78 km) |
| Porsgrunn to Bayou Blue (Louisiana) | 4,828.47 mi (7,770.67 km) |
| Porsgrunn to Bayou Cane (Louisiana) | 4,831.55 mi (7,775.62 km) |
| Porsgrunn to Bayshore Gardens (Florida) | 4,687.24 mi (7,543.38 km) |
| Porsgrunn to Baytown (Texas) | 4,957.87 mi (7,978.92 km) |
| Porsgrunn to Beach Park (Illinois) | 4,011.36 mi (6,455.66 km) |
| Porsgrunn to Beachwood (New Jersey) | 3,707.58 mi (5,966.77 km) |
| Porsgrunn to Beachwood (Ohio) | 3,864.17 mi (6,218.78 km) |
| Porsgrunn to Beacon (New York) | 3,615.96 mi (5,819.32 km) |
