| Watertown Town to Arcore | 3,831.41 mi (6,166.06 km) |
| Watertown Town to Ardea | 4,109.28 mi (6,613.24 km) |
| Watertown Town to Arenzano | 3,843.86 mi (6,186.10 km) |
| Watertown Town to Arese | 3,823.40 mi (6,153.16 km) |
| Watertown Town to Arezzo | 4,014.44 mi (6,460.61 km) |
| Watertown Town to Argelato | 3,953.38 mi (6,362.35 km) |
| Watertown Town to Argenta | 3,972.79 mi (6,393.59 km) |
| Watertown Town to Ariano Irpino | 4,237.74 mi (6,819.99 km) |
| Watertown Town to Ariccia | 4,110.80 mi (6,615.69 km) |
| Watertown Town to Arluno | 3,819.28 mi (6,146.54 km) |
| Watertown Town to Arona | 3,795.09 mi (6,107.60 km) |
| Watertown Town to Artena | 4,121.18 mi (6,632.41 km) |
| Watertown Town to Arzachena | 3,987.41 mi (6,417.12 km) |
| Watertown Town to Arzano | 4,210.50 mi (6,776.15 km) |
| Watertown Town to Arzignano | 3,921.09 mi (6,310.38 km) |
