| Signal Hill to Alderwood Manor (Washington) | 991.18 mi (1,595.15 km) |
| Signal Hill to Aldine (Texas) | 1,361.19 mi (2,190.62 km) |
| Signal Hill to Alexander City (Alabama) | 1,853.41 mi (2,982.77 km) |
| Signal Hill to Alexandria (Louisiana) | 1,502.79 mi (2,418.51 km) |
| Signal Hill to Alexandria (Minnesota) | 1,460.58 mi (2,350.57 km) |
| Signal Hill to Alexandria (Virginia) | 2,293.96 mi (3,691.78 km) |
| Signal Hill to Algonquin (Illinois) | 1,714.74 mi (2,759.61 km) |
| Signal Hill to Alhambra (California) | 19.50 mi (31.39 km) |
| Signal Hill to Alice (Texas) | 1,261.75 mi (2,030.59 km) |
| Signal Hill to Aliso Viejo (California) | 29.61 mi (47.65 km) |
| Signal Hill to Allen (Texas) | 1,237.75 mi (1,991.96 km) |
| Signal Hill to Allen Park (Michigan) | 1,974.53 mi (3,177.69 km) |
| Signal Hill to Allendale (Michigan) | 1,842.87 mi (2,965.81 km) |
| Signal Hill to Allentown (Pennsylvania) | 2,372.15 mi (3,817.60 km) |
| Signal Hill to Alliance (Ohio) | 2,076.66 mi (3,342.05 km) |
