| College Park to Noventa Vicentina | 4,318.18 mi (6,949.44 km) |
| College Park to Novi di Modena | 4,304.11 mi (6,926.80 km) |
| College Park to Novi Ligure | 4,217.10 mi (6,786.77 km) |
| College Park to Nuoro | 4,389.52 mi (7,064.25 km) |
| College Park to Occhiobello | 4,332.32 mi (6,972.20 km) |
| College Park to Oderzo | 4,342.14 mi (6,988.00 km) |
| College Park to Oggiono | 4,208.71 mi (6,773.27 km) |
| College Park to Olbia | 4,376.45 mi (7,043.22 km) |
| College Park to Oleggio | 4,183.78 mi (6,733.15 km) |
| College Park to Olgiate Comasco | 4,192.31 mi (6,746.87 km) |
| College Park to Olgiate Olona | 4,193.48 mi (6,748.75 km) |
| College Park to Omegna | 4,165.33 mi (6,703.45 km) |
| College Park to Opera | 4,215.76 mi (6,784.61 km) |
| College Park to Oppeano | 4,302.71 mi (6,924.54 km) |
| College Park to Orbassano | 4,154.91 mi (6,686.68 km) |
