| Cities | Distance |
|---|---|
| Erba to Novi di Modena | 103.71 mi (166.91 km) |
| Erba to Novi Ligure | 76.01 mi (122.33 km) |
| Erba to Nuoro | 380.06 mi (611.65 km) |
| Erba to Occhiobello | 130.37 mi (209.81 km) |
| Erba to Oderzo | 157.82 mi (253.99 km) |
| Erba to Oggiono | 6.82 mi (10.98 km) |
| Erba to Olbia | 338.86 mi (545.34 km) |
| Erba to Oleggio | 31.88 mi (51.31 km) |
| Erba to Olgiate Comasco | 12.26 mi (19.73 km) |
| Erba to Olgiate Olona | 20.47 mi (32.95 km) |
| Erba to Omegna | 39.20 mi (63.09 km) |
| Erba to Opera | 29.95 mi (48.19 km) |
| Erba to Oppeano | 101.61 mi (163.53 km) |
| Erba to Orbassano | 98.82 mi (159.03 km) |
| Erba to Orbetello | 253.45 mi (407.89 km) |