| Porsgrunn to Arico el Nuevo | 2,471.74 mi (3,977.88 km) |
| Porsgrunn to Armilla | 1,630.32 mi (2,623.75 km) |
| Porsgrunn to Arnedo | 1,272.62 mi (2,048.09 km) |
| Porsgrunn to Arona | 2,481.86 mi (3,994.16 km) |
| Porsgrunn to Arrecife | 2,355.22 mi (3,790.37 km) |
| Porsgrunn to Arrigorriaga | 1,222.46 mi (1,967.36 km) |
| Porsgrunn to Arroyomolinos | 1,431.00 mi (2,302.97 km) |
| Porsgrunn to Arteijo | 1,337.89 mi (2,153.13 km) |
| Porsgrunn to Arucas | 2,453.64 mi (3,948.76 km) |
| Porsgrunn to Aspe | 1,508.24 mi (2,427.28 km) |
| Porsgrunn to Astorga | 1,333.76 mi (2,146.48 km) |
| Porsgrunn to Atarfe | 1,626.71 mi (2,617.93 km) |
| Porsgrunn to Avila | 1,420.73 mi (2,286.44 km) |
| Porsgrunn to Aviles | 1,261.99 mi (2,030.97 km) |
| Porsgrunn to Ayamonte | 1,695.86 mi (2,729.22 km) |
