| Porsgrunn to Rossington | 566.55 mi (911.77 km) |
| Porsgrunn to Rosyth | 530.26 mi (853.38 km) |
| Porsgrunn to Rotherham | 577.10 mi (928.76 km) |
| Porsgrunn to Rothwell | 564.59 mi (908.61 km) |
| Porsgrunn to Rottingdean | 690.75 mi (1,111.65 km) |
| Porsgrunn to Rowley Regis | 644.99 mi (1,038.02 km) |
| Porsgrunn to Royal Leamington Spa | 641.79 mi (1,032.87 km) |
| Porsgrunn to Royal Tunbridge Wells | 664.64 mi (1,069.64 km) |
| Porsgrunn to Royal Wootton Bassett | 692.87 mi (1,115.07 km) |
| Porsgrunn to Royston | 570.66 mi (918.39 km) |
| Porsgrunn to Royston | 617.52 mi (993.81 km) |
| Porsgrunn to Royton | 592.07 mi (952.85 km) |
| Porsgrunn to Rugby | 630.33 mi (1,014.42 km) |
| Porsgrunn to Rugeley | 627.69 mi (1,010.18 km) |
| Porsgrunn to Ruislip | 654.39 mi (1,053.14 km) |
