| Porsgrunn to Cottage Grove (Oregon) | 4,835.05 mi (7,781.25 km) |
| Porsgrunn to Cottage Lake (Washington) | 4,566.67 mi (7,349.34 km) |
| Porsgrunn to Cottonwood (Arizona) | 5,148.34 mi (8,285.45 km) |
| Porsgrunn to Cottonwood Heights (Utah) | 4,782.07 mi (7,696.00 km) |
| Porsgrunn to Council Bluffs (Iowa) | 4,316.53 mi (6,946.79 km) |
| Porsgrunn to Country Club (Florida) | 4,695.59 mi (7,556.83 km) |
| Porsgrunn to Country Club Hills (Illinois) | 4,055.04 mi (6,525.96 km) |
| Porsgrunn to Country Walk (Florida) | 4,717.61 mi (7,592.26 km) |
| Porsgrunn to Covina (California) | 5,333.39 mi (8,583.26 km) |
| Porsgrunn to Covington (Georgia) | 4,377.39 mi (7,044.72 km) |
| Porsgrunn to Covington (Kentucky) | 4,094.72 mi (6,589.82 km) |
| Porsgrunn to Covington (Louisiana) | 4,761.10 mi (7,662.25 km) |
| Porsgrunn to Covington (Washington) | 4,591.08 mi (7,388.63 km) |
| Porsgrunn to Cranston (Rhode Island) | 3,519.07 mi (5,663.40 km) |
| Porsgrunn to Crawfordsville (Indiana) | 4,113.91 mi (6,620.70 km) |
