| Porsgrunn to Alum Rock (California) | 5,216.48 mi (8,395.11 km) |
| Porsgrunn to Alvin (Texas) | 4,990.01 mi (8,030.64 km) |
| Porsgrunn to Amarillo (Texas) | 4,842.25 mi (7,792.84 km) |
| Porsgrunn to Amelia (Ohio) | 4,085.65 mi (6,575.22 km) |
| Porsgrunn to American Canyon (California) | 5,174.48 mi (8,327.52 km) |
| Porsgrunn to American Fork (Utah) | 4,795.98 mi (7,718.38 km) |
| Porsgrunn to Americus (Georgia) | 4,476.87 mi (7,204.82 km) |
| Porsgrunn to Ames (Iowa) | 4,206.53 mi (6,769.76 km) |
| Porsgrunn to Amherst (Ohio) | 3,891.45 mi (6,262.69 km) |
| Porsgrunn to Ammon (Idaho) | 4,611.22 mi (7,421.05 km) |
| Porsgrunn to Amsterdam (New York) | 3,547.82 mi (5,709.67 km) |
| Porsgrunn to Anacortes (Washington) | 4,530.81 mi (7,291.63 km) |
| Porsgrunn to Anaheim (California) | 5,348.59 mi (8,607.72 km) |
| Porsgrunn to Anchorage (Alaska) | 4,050.06 mi (6,517.94 km) |
| Porsgrunn to Anderson (California) | 5,031.32 mi (8,097.12 km) |
