| McCalla to Noventa Vicentina | 5,001.44 mi (8,049.03 km) |
| McCalla to Novi di Modena | 4,988.02 mi (8,027.44 km) |
| McCalla to Novi Ligure | 4,901.85 mi (7,888.76 km) |
| McCalla to Nuoro | 5,075.89 mi (8,168.85 km) |
| McCalla to Occhiobello | 5,015.93 mi (8,072.36 km) |
| McCalla to Oderzo | 5,024.38 mi (8,085.96 km) |
| McCalla to Oggiono | 4,892.33 mi (7,873.44 km) |
| McCalla to Olbia | 5,062.79 mi (8,147.77 km) |
| McCalla to Oleggio | 4,867.84 mi (7,834.03 km) |
| McCalla to Olgiate Comasco | 4,876.06 mi (7,847.27 km) |
| McCalla to Olgiate Olona | 4,877.41 mi (7,849.44 km) |
| McCalla to Omegna | 4,849.19 mi (7,804.02 km) |
| McCalla to Opera | 4,899.82 mi (7,885.50 km) |
| McCalla to Oppeano | 4,986.10 mi (8,024.35 km) |
| McCalla to Orbassano | 4,839.82 mi (7,788.94 km) |
