| Costa Mesa to Amersham | 5,428.85 mi (8,736.89 km) |
| Costa Mesa to Amesbury | 5,413.06 mi (8,711.49 km) |
| Costa Mesa to Ammanford | 5,312.02 mi (8,548.88 km) |
| Costa Mesa to Ampthill | 5,416.63 mi (8,717.22 km) |
| Costa Mesa to Andover | 5,421.39 mi (8,724.89 km) |
| Costa Mesa to Annan | 5,198.27 mi (8,365.81 km) |
| Costa Mesa to Antrim | 5,116.68 mi (8,234.50 km) |
| Costa Mesa to Appleton | 5,291.88 mi (8,516.45 km) |
| Costa Mesa to Appley Bridge | 5,276.26 mi (8,491.32 km) |
| Costa Mesa to Arbroath | 5,150.88 mi (8,289.54 km) |
| Costa Mesa to Ardrossan | 5,122.36 mi (8,243.64 km) |
| Costa Mesa to Armadale | 5,145.62 mi (8,281.08 km) |
| Costa Mesa to Armthorpe | 5,330.82 mi (8,579.13 km) |
| Costa Mesa to Arnold | 5,352.22 mi (8,613.57 km) |
| Costa Mesa to Ascot | 5,438.84 mi (8,752.96 km) |
