| McDonough to Norwich | 4,244.65 mi (6,831.11 km) |
| McDonough to Nottingham | 4,140.62 mi (6,663.68 km) |
| McDonough to Nuneaton | 4,136.51 mi (6,657.07 km) |
| McDonough to Oadby | 4,150.72 mi (6,679.93 km) |
| McDonough to Oakengates | 4,093.59 mi (6,588.00 km) |
| McDonough to Oakham | 4,162.99 mi (6,699.69 km) |
| McDonough to Oldbury | 4,114.80 mi (6,622.13 km) |
| McDonough to Oldham | 4,090.77 mi (6,583.46 km) |
| McDonough to Ollerton | 4,140.85 mi (6,664.05 km) |
| McDonough to Olton | 4,124.60 mi (6,637.90 km) |
| McDonough to Omagh | 3,869.95 mi (6,228.09 km) |
| McDonough to Ormesby | 4,108.26 mi (6,611.60 km) |
| McDonough to Ormskirk | 4,059.91 mi (6,533.80 km) |
| McDonough to Orpington | 4,224.21 mi (6,798.21 km) |
| McDonough to Ossett | 4,109.35 mi (6,613.35 km) |
