| Ontario to Aberaman | 5,303.81 mi (8,535.66 km) |
| Ontario to Aberbargoed | 5,310.91 mi (8,547.08 km) |
| Ontario to Aberdare | 5,302.86 mi (8,534.13 km) |
| Ontario to Aberdeen | 5,108.26 mi (8,220.95 km) |
| Ontario to Abergavenny | 5,312.21 mi (8,549.18 km) |
| Ontario to Abergele | 5,230.53 mi (8,417.73 km) |
| Ontario to Abertawe | 5,290.19 mi (8,513.73 km) |
| Ontario to Abertillery | 5,312.57 mi (8,549.76 km) |
| Ontario to Aberystwyth | 5,251.47 mi (8,451.43 km) |
| Ontario to Abingdon | 5,376.05 mi (8,651.91 km) |
| Ontario to Abram | 5,252.40 mi (8,452.92 km) |
| Ontario to Accrington | 5,248.75 mi (8,447.05 km) |
| Ontario to Acomb | 5,278.56 mi (8,495.03 km) |
| Ontario to Acton | 5,415.83 mi (8,715.93 km) |
| Ontario to Addlestone | 5,415.28 mi (8,715.05 km) |
