| Porsgrunn to Archdale (North Carolina) | 4,119.64 mi (6,629.92 km) |
| Porsgrunn to Arden-Arcade (California) | 5,128.87 mi (8,254.12 km) |
| Porsgrunn to Ardmore (Oklahoma) | 4,763.26 mi (7,665.73 km) |
| Porsgrunn to Ardmore (Pennsylvania) | 3,740.17 mi (6,019.21 km) |
| Porsgrunn to Arecibo (Puerto Rico) | 4,650.93 mi (7,484.95 km) |
| Porsgrunn to Arkadelphia (Arkansas) | 4,643.40 mi (7,472.82 km) |
| Porsgrunn to Arkansas City (Kansas) | 4,592.21 mi (7,390.45 km) |
| Porsgrunn to Arlington (Tennessee) | 4,471.35 mi (7,195.95 km) |
| Porsgrunn to Arlington (Texas) | 4,851.21 mi (7,807.27 km) |
| Porsgrunn to Arlington (Virginia) | 3,861.07 mi (6,213.79 km) |
| Porsgrunn to Arlington (Washington) | 4,541.43 mi (7,308.73 km) |
| Porsgrunn to Arlington Heights (Illinois) | 4,033.46 mi (6,491.22 km) |
| Porsgrunn to Arnold (Maryland) | 3,832.00 mi (6,167.00 km) |
| Porsgrunn to Arnold (Missouri) | 4,312.66 mi (6,940.55 km) |
| Porsgrunn to Arroyo Grande (California) | 5,331.15 mi (8,579.66 km) |
