| Tomball to Arcata (California) | 1,754.93 mi (2,824.29 km) |
| Tomball to Archdale (North Carolina) | 990.66 mi (1,594.32 km) |
| Tomball to Arden-Arcade (California) | 1,576.19 mi (2,536.64 km) |
| Tomball to Ardmore (Oklahoma) | 296.64 mi (477.40 km) |
| Tomball to Ardmore (Pennsylvania) | 1,333.25 mi (2,145.66 km) |
| Tomball to Arecibo (Puerto Rico) | 1,981.40 mi (3,188.76 km) |
| Tomball to Arkadelphia (Arkansas) | 315.80 mi (508.23 km) |
| Tomball to Arkansas City (Kansas) | 488.95 mi (786.89 km) |
| Tomball to Arlington (Tennessee) | 496.90 mi (799.68 km) |
| Tomball to Arlington (Texas) | 200.67 mi (322.95 km) |
| Tomball to Arlington (Virginia) | 1,213.32 mi (1,952.65 km) |
| Tomball to Arlington (Washington) | 1,875.01 mi (3,017.54 km) |
| Tomball to Arlington Heights (Illinois) | 931.37 mi (1,498.89 km) |
| Tomball to Arnold (Maryland) | 1,247.58 mi (2,007.79 km) |
| Tomball to Arnold (Missouri) | 648.82 mi (1,044.17 km) |
