| National City to Arroyo Grande (California) | 262.33 mi (422.18 km) |
| National City to Artesia (California) | 100.59 mi (161.89 km) |
| National City to Artesia (New Mexico) | 735.95 mi (1,184.40 km) |
| National City to Artondale (Washington) | 1,052.30 mi (1,693.51 km) |
| National City to Arvada (Colorado) | 828.42 mi (1,333.22 km) |
| National City to Arvin (California) | 200.98 mi (323.44 km) |
| National City to Asbury Lake (Florida) | 2,081.86 mi (3,350.43 km) |
| National City to Asbury Park (New Jersey) | 2,426.39 mi (3,904.90 km) |
| National City to Ashburn (Virginia) | 2,244.24 mi (3,611.75 km) |
| National City to Asheboro (North Carolina) | 2,128.60 mi (3,425.65 km) |
| National City to Asheville (North Carolina) | 1,976.07 mi (3,180.17 km) |
| National City to Ashland (California) | 448.19 mi (721.29 km) |
| National City to Ashland (Kentucky) | 1,965.50 mi (3,163.16 km) |
| National City to Ashland (Ohio) | 1,992.23 mi (3,206.18 km) |
| National City to Ashland (Oregon) | 725.90 mi (1,168.23 km) |
