| Thornton to Arcore | 750.93 mi (1,208.50 km) |
| Thornton to Ardea | 1,070.82 mi (1,723.32 km) |
| Thornton to Arenzano | 802.88 mi (1,292.11 km) |
| Thornton to Arese | 748.26 mi (1,204.21 km) |
| Thornton to Arezzo | 946.53 mi (1,523.29 km) |
| Thornton to Argelato | 869.41 mi (1,399.19 km) |
| Thornton to Argenta | 882.21 mi (1,419.78 km) |
| Thornton to Ariano Irpino | 1,172.25 mi (1,886.55 km) |
| Thornton to Ariccia | 1,068.39 mi (1,719.41 km) |
| Thornton to Arluno | 747.22 mi (1,202.53 km) |
| Thornton to Arona | 722.25 mi (1,162.35 km) |
| Thornton to Artena | 1,074.64 mi (1,729.46 km) |
| Thornton to Arzachena | 1,020.18 mi (1,641.82 km) |
| Thornton to Arzano | 1,160.75 mi (1,868.05 km) |
| Thornton to Arzignano | 818.85 mi (1,317.81 km) |
