| Watford to Archdale (North Carolina) | 3,908.44 mi (6,290.03 km) |
| Watford to Arden-Arcade (California) | 5,260.19 mi (8,465.46 km) |
| Watford to Ardmore (Oklahoma) | 4,672.54 mi (7,519.72 km) |
| Watford to Ardmore (Pennsylvania) | 3,530.62 mi (5,681.98 km) |
| Watford to Arecibo (Puerto Rico) | 4,216.80 mi (6,786.28 km) |
| Watford to Arkadelphia (Arkansas) | 4,519.92 mi (7,274.10 km) |
| Watford to Arkansas City (Kansas) | 4,521.97 mi (7,277.41 km) |
| Watford to Arlington (Tennessee) | 4,329.75 mi (6,968.06 km) |
| Watford to Arlington (Texas) | 4,749.79 mi (7,644.04 km) |
| Watford to Arlington (Virginia) | 3,654.39 mi (5,881.17 km) |
| Watford to Arlington (Washington) | 4,732.12 mi (7,615.62 km) |
| Watford to Arlington Heights (Illinois) | 3,935.93 mi (6,334.26 km) |
| Watford to Arnold (Maryland) | 3,622.36 mi (5,829.62 km) |
| Watford to Arnold (Missouri) | 4,201.74 mi (6,762.05 km) |
| Watford to Arroyo Grande (California) | 5,437.10 mi (8,750.17 km) |
