| Owings Mills to Argentona | 4,009.15 mi (6,452.11 km) |
| Owings Mills to Arico el Nuevo | 3,482.55 mi (5,604.62 km) |
| Owings Mills to Armilla | 3,857.43 mi (6,207.94 km) |
| Owings Mills to Arnedo | 3,780.29 mi (6,083.79 km) |
| Owings Mills to Arona | 3,475.91 mi (5,593.94 km) |
| Owings Mills to Arrecife | 3,612.26 mi (5,813.37 km) |
| Owings Mills to Arrigorriaga | 3,716.32 mi (5,980.85 km) |
| Owings Mills to Arroyomolinos | 3,750.56 mi (6,035.95 km) |
| Owings Mills to Arteijo | 3,450.87 mi (5,553.64 km) |
| Owings Mills to Arucas | 3,536.66 mi (5,691.70 km) |
| Owings Mills to Aspe | 3,959.02 mi (6,371.43 km) |
| Owings Mills to Astorga | 3,587.55 mi (5,773.60 km) |
| Owings Mills to Atarfe | 3,851.57 mi (6,198.51 km) |
| Owings Mills to Avila | 3,702.14 mi (5,958.02 km) |
| Owings Mills to Aviles | 3,566.74 mi (5,740.11 km) |
