| Portland to Antwerp | 5,045.30 mi (8,119.63 km) |
| Portland to Anzegem | 5,043.21 mi (8,116.26 km) |
| Portland to Ardooie | 5,028.18 mi (8,092.07 km) |
| Portland to Arendonk | 5,056.91 mi (8,138.32 km) |
| Portland to Arlon | 5,167.85 mi (8,316.85 km) |
| Portland to Asse | 5,058.02 mi (8,140.10 km) |
| Portland to Assebroek | 5,016.94 mi (8,073.98 km) |
| Portland to Assenede | 5,027.91 mi (8,091.63 km) |
| Portland to Ath | 5,062.75 mi (8,147.71 km) |
| Portland to Aubange | 5,174.18 mi (8,327.04 km) |
| Portland to Avelgem | 5,045.57 mi (8,120.07 km) |
| Portland to Awans | 5,103.13 mi (8,212.70 km) |
| Portland to Aywaille | 5,119.39 mi (8,238.86 km) |
| Portland to Balen | 5,067.04 mi (8,154.61 km) |
| Portland to Bassenge | 5,101.58 mi (8,210.21 km) |
