| Cities | Distance |
|---|---|
| Heiloo to Nottingham | 246.35 mi (396.46 km) |
| Heiloo to Nuneaton | 259.75 mi (418.02 km) |
| Heiloo to Oadby | 243.04 mi (391.14 km) |
| Heiloo to Oakengates | 300.42 mi (483.48 km) |
| Heiloo to Oakham | 228.53 mi (367.78 km) |
| Heiloo to Oldbury | 282.82 mi (455.15 km) |
| Heiloo to Oldham | 290.96 mi (468.25 km) |
| Heiloo to Ollerton | 242.59 mi (390.41 km) |
| Heiloo to Olton | 274.36 mi (441.54 km) |
| Heiloo to Omagh | 510.47 mi (821.52 km) |
| Heiloo to Ormesby | 276.81 mi (445.49 km) |
| Heiloo to Ormskirk | 322.38 mi (518.82 km) |
| Heiloo to Orpington | 213.93 mi (344.29 km) |
| Heiloo to Ossett | 271.33 mi (436.66 km) |
| Heiloo to Oswaldtwistle | 304.72 mi (490.39 km) |