| Port Royal to Arcore | 4,665.09 mi (7,507.73 km) |
| Port Royal to Ardea | 4,930.60 mi (7,935.03 km) |
| Port Royal to Arenzano | 4,671.17 mi (7,517.52 km) |
| Port Royal to Arese | 4,656.36 mi (7,493.68 km) |
| Port Royal to Arezzo | 4,842.81 mi (7,793.76 km) |
| Port Royal to Argelato | 4,785.64 mi (7,701.74 km) |
| Port Royal to Argenta | 4,805.96 mi (7,734.44 km) |
| Port Royal to Ariano Irpino | 5,061.92 mi (8,146.37 km) |
| Port Royal to Ariccia | 4,932.81 mi (7,938.58 km) |
| Port Royal to Arluno | 4,651.84 mi (7,486.41 km) |
| Port Royal to Arona | 4,628.21 mi (7,448.39 km) |
| Port Royal to Artena | 4,943.75 mi (7,956.19 km) |
| Port Royal to Arzachena | 4,799.76 mi (7,724.46 km) |
| Port Royal to Arzano | 5,032.01 mi (8,098.24 km) |
| Port Royal to Arzignano | 4,757.16 mi (7,655.91 km) |
