| Frederick to Noventa Vicentina | 4,320.15 mi (6,952.60 km) |
| Frederick to Novi di Modena | 4,306.51 mi (6,930.66 km) |
| Frederick to Novi Ligure | 4,220.16 mi (6,791.69 km) |
| Frederick to Nuoro | 4,395.44 mi (7,073.77 km) |
| Frederick to Occhiobello | 4,334.52 mi (6,975.73 km) |
| Frederick to Oderzo | 4,343.51 mi (6,990.20 km) |
| Frederick to Oggiono | 4,210.91 mi (6,776.80 km) |
| Frederick to Olbia | 4,381.92 mi (7,052.03 km) |
| Frederick to Oleggio | 4,186.29 mi (6,737.18 km) |
| Frederick to Olgiate Comasco | 4,194.60 mi (6,750.56 km) |
| Frederick to Olgiate Olona | 4,195.89 mi (6,752.64 km) |
| Frederick to Omegna | 4,167.70 mi (6,707.26 km) |
| Frederick to Opera | 4,218.27 mi (6,788.65 km) |
| Frederick to Oppeano | 4,304.76 mi (6,927.84 km) |
| Frederick to Orbassano | 4,158.12 mi (6,691.84 km) |
