| South Houston to Acqui Terme | 5,414.70 mi (8,714.12 km) |
| South Houston to Acri | 5,949.74 mi (9,575.17 km) |
| South Houston to Adelfia | 5,909.38 mi (9,510.23 km) |
| South Houston to Adrano | 5,955.18 mi (9,583.94 km) |
| South Houston to Adria | 5,550.61 mi (8,932.85 km) |
| South Houston to Afragola | 5,804.20 mi (9,340.95 km) |
| South Houston to Agliana | 5,549.52 mi (8,931.10 km) |
| South Houston to Agrate Brianza | 5,419.69 mi (8,722.15 km) |
| South Houston to Agrigento | 5,912.67 mi (9,515.53 km) |
| South Houston to Agropoli | 5,855.24 mi (9,423.10 km) |
| South Houston to Ala | 5,481.71 mi (8,821.97 km) |
| South Houston to Alassio | 5,425.50 mi (8,731.49 km) |
| South Houston to Alatri | 5,730.95 mi (9,223.07 km) |
| South Houston to Alba | 5,395.41 mi (8,683.08 km) |
| South Houston to Albano Laziale | 5,701.67 mi (9,175.95 km) |
