| Macerata Campania to Nottingham | 1,091.74 mi (1,756.99 km) |
| Macerata Campania to Nuneaton | 1,081.91 mi (1,741.16 km) |
| Macerata Campania to Oadby | 1,073.00 mi (1,726.82 km) |
| Macerata Campania to Oakengates | 1,121.17 mi (1,804.34 km) |
| Macerata Campania to Oakham | 1,065.70 mi (1,715.08 km) |
| Macerata Campania to Oldbury | 1,098.72 mi (1,768.22 km) |
| Macerata Campania to Oldham | 1,148.79 mi (1,848.81 km) |
| Macerata Campania to Ollerton | 1,099.44 mi (1,769.38 km) |
| Macerata Campania to Olton | 1,088.95 mi (1,752.49 km) |
| Macerata Campania to Omagh | 1,358.22 mi (2,185.84 km) |
| Macerata Campania to Ormesby | 1,170.01 mi (1,882.95 km) |
| Macerata Campania to Ormskirk | 1,173.58 mi (1,888.69 km) |
| Macerata Campania to Orpington | 979.50 mi (1,576.35 km) |
| Macerata Campania to Ossett | 1,138.99 mi (1,833.03 km) |
| Macerata Campania to Oswaldtwistle | 1,166.38 mi (1,877.10 km) |
