| Rockwall to Noventa Vicentina | 5,405.42 mi (8,699.19 km) |
| Rockwall to Novi di Modena | 5,395.74 mi (8,683.60 km) |
| Rockwall to Novi Ligure | 5,315.42 mi (8,554.34 km) |
| Rockwall to Nuoro | 5,511.42 mi (8,869.78 km) |
| Rockwall to Occhiobello | 5,421.80 mi (8,725.55 km) |
| Rockwall to Oderzo | 5,423.17 mi (8,727.74 km) |
| Rockwall to Oggiono | 5,298.84 mi (8,527.66 km) |
| Rockwall to Olbia | 5,494.93 mi (8,843.23 km) |
| Rockwall to Oleggio | 5,277.08 mi (8,492.65 km) |
| Rockwall to Olgiate Comasco | 5,283.49 mi (8,502.95 km) |
| Rockwall to Olgiate Olona | 5,285.88 mi (8,506.80 km) |
| Rockwall to Omegna | 5,257.40 mi (8,460.96 km) |
| Rockwall to Opera | 5,308.90 mi (8,543.85 km) |
| Rockwall to Oppeano | 5,390.86 mi (8,675.76 km) |
| Rockwall to Orbassano | 5,254.93 mi (8,456.99 km) |
