| Costa Mesa to Aberaman | 5,335.01 mi (8,585.86 km) |
| Costa Mesa to Aberbargoed | 5,342.10 mi (8,597.28 km) |
| Costa Mesa to Aberdare | 5,334.05 mi (8,584.33 km) |
| Costa Mesa to Aberdeen | 5,139.39 mi (8,271.05 km) |
| Costa Mesa to Abergavenny | 5,343.41 mi (8,599.38 km) |
| Costa Mesa to Abergele | 5,261.73 mi (8,467.94 km) |
| Costa Mesa to Abertawe | 5,321.37 mi (8,563.92 km) |
| Costa Mesa to Abertillery | 5,343.77 mi (8,599.96 km) |
| Costa Mesa to Aberystwyth | 5,282.67 mi (8,501.63 km) |
| Costa Mesa to Abingdon | 5,407.24 mi (8,702.12 km) |
| Costa Mesa to Abram | 5,283.60 mi (8,503.12 km) |
| Costa Mesa to Accrington | 5,279.94 mi (8,497.25 km) |
| Costa Mesa to Acomb | 5,309.75 mi (8,545.21 km) |
| Costa Mesa to Acton | 5,447.03 mi (8,766.14 km) |
| Costa Mesa to Addlestone | 5,446.47 mi (8,765.25 km) |
