| Costa Mesa to Adel | 5,300.19 mi (8,529.82 km) |
| Costa Mesa to Adwick le Street | 5,324.96 mi (8,569.69 km) |
| Costa Mesa to Ainsdale | 5,265.09 mi (8,473.34 km) |
| Costa Mesa to Airdrie | 5,138.81 mi (8,270.12 km) |
| Costa Mesa to Aldenham | 5,437.09 mi (8,750.14 km) |
| Costa Mesa to Aldershot | 5,443.14 mi (8,759.89 km) |
| Costa Mesa to Aldridge | 5,344.78 mi (8,601.58 km) |
| Costa Mesa to Alfreton | 5,340.10 mi (8,594.05 km) |
| Costa Mesa to Allestree | 5,343.22 mi (8,599.08 km) |
| Costa Mesa to Alloa | 5,133.66 mi (8,261.83 km) |
| Costa Mesa to Almondbury | 5,304.56 mi (8,536.86 km) |
| Costa Mesa to Alsager | 5,310.71 mi (8,546.76 km) |
| Costa Mesa to Alton | 5,440.54 mi (8,755.71 km) |
| Costa Mesa to Altrincham | 5,296.46 mi (8,523.83 km) |
| Costa Mesa to Amblecote | 5,343.43 mi (8,599.42 km) |
