| Houghton le Spring to Archdale (North Carolina) | 3,805.36 mi (6,124.13 km) |
| Houghton le Spring to Arden-Arcade (California) | 5,071.68 mi (8,162.09 km) |
| Houghton le Spring to Ardmore (Oklahoma) | 4,535.06 mi (7,298.48 km) |
| Houghton le Spring to Ardmore (Pennsylvania) | 3,425.48 mi (5,512.77 km) |
| Houghton le Spring to Arecibo (Puerto Rico) | 4,203.68 mi (6,765.17 km) |
| Houghton le Spring to Arkadelphia (Arkansas) | 4,391.38 mi (7,067.25 km) |
| Houghton le Spring to Arkansas City (Kansas) | 4,378.36 mi (7,046.29 km) |
| Houghton le Spring to Arlington (Tennessee) | 4,206.00 mi (6,768.91 km) |
| Houghton le Spring to Arlington (Texas) | 4,615.58 mi (7,428.05 km) |
| Houghton le Spring to Arlington (Virginia) | 3,548.80 mi (5,711.25 km) |
| Houghton le Spring to Arlington (Washington) | 4,531.89 mi (7,293.36 km) |
| Houghton le Spring to Arlington Heights (Illinois) | 3,797.88 mi (6,112.10 km) |
| Houghton le Spring to Arnold (Maryland) | 3,517.63 mi (5,661.08 km) |
| Houghton le Spring to Arnold (Missouri) | 4,068.48 mi (6,547.59 km) |
| Houghton le Spring to Arroyo Grande (California) | 5,254.02 mi (8,455.53 km) |
