| Porsgrunn to Lynn (Massachusetts) | 3,464.48 mi (5,575.54 km) |
| Porsgrunn to Lynn Haven (Florida) | 4,628.94 mi (7,449.56 km) |
| Porsgrunn to Lynnwood (Washington) | 4,565.95 mi (7,348.19 km) |
| Porsgrunn to Lynwood (California) | 5,351.46 mi (8,612.34 km) |
| Porsgrunn to Lyons (Illinois) | 4,044.16 mi (6,508.45 km) |
| Porsgrunn to Mableton (Georgia) | 4,389.25 mi (7,063.81 km) |
| Porsgrunn to Macedonia (Ohio) | 3,872.78 mi (6,232.64 km) |
| Porsgrunn to Machesney Park (Illinois) | 4,050.24 mi (6,518.23 km) |
| Porsgrunn to Mack (Ohio) | 4,093.50 mi (6,587.85 km) |
| Porsgrunn to Macomb (Illinois) | 4,206.59 mi (6,769.85 km) |
| Porsgrunn to Macon (Georgia) | 4,417.72 mi (7,109.64 km) |
| Porsgrunn to Madera (California) | 5,203.51 mi (8,374.24 km) |
| Porsgrunn to Madison (Alabama) | 4,409.80 mi (7,096.89 km) |
| Porsgrunn to Madison (Indiana) | 4,138.13 mi (6,659.68 km) |
| Porsgrunn to Madison (Mississippi) | 4,646.25 mi (7,477.41 km) |
