| Hartlepool to Archdale (North Carolina) | 3,817.95 mi (6,144.39 km) |
| Hartlepool to Arden-Arcade (California) | 5,086.33 mi (8,185.66 km) |
| Hartlepool to Ardmore (Oklahoma) | 4,548.84 mi (7,320.64 km) |
| Hartlepool to Ardmore (Pennsylvania) | 3,438.12 mi (5,533.12 km) |
| Hartlepool to Arecibo (Puerto Rico) | 4,212.16 mi (6,778.82 km) |
| Hartlepool to Arkadelphia (Arkansas) | 4,404.89 mi (7,088.98 km) |
| Hartlepool to Arkansas City (Kansas) | 4,392.30 mi (7,068.72 km) |
| Hartlepool to Arlington (Tennessee) | 4,219.34 mi (6,790.38 km) |
| Hartlepool to Arlington (Texas) | 4,629.26 mi (7,450.07 km) |
| Hartlepool to Arlington (Virginia) | 3,561.47 mi (5,731.63 km) |
| Hartlepool to Arlington (Washington) | 4,546.46 mi (7,316.83 km) |
| Hartlepool to Arlington Heights (Illinois) | 3,811.65 mi (6,134.25 km) |
| Hartlepool to Arnold (Maryland) | 3,530.26 mi (5,681.41 km) |
| Hartlepool to Arnold (Missouri) | 4,082.12 mi (6,569.53 km) |
| Hartlepool to Arroyo Grande (California) | 5,268.66 mi (8,479.08 km) |
