| San Severo to Navodari | 691.95 mi (1,113.59 km) |
| San Severo to Negresti-Oas | 580.45 mi (934.15 km) |
| San Severo to Nehoiu | 602.23 mi (969.19 km) |
| San Severo to Ocna Mures | 531.13 mi (854.78 km) |
| San Severo to Odobesti | 646.93 mi (1,041.14 km) |
| San Severo to Odorheiu Secuiesc | 586.70 mi (944.20 km) |
| San Severo to Oltenita | 592.79 mi (954.00 km) |
| San Severo to Onesti | 647.29 mi (1,041.71 km) |
| San Severo to Oradea | 491.96 mi (791.73 km) |
| San Severo to Orastie | 484.04 mi (778.99 km) |
| San Severo to Oravita | 391.91 mi (630.72 km) |
| San Severo to Orsova | 410.51 mi (660.64 km) |
| San Severo to Otelu Rosu | 437.34 mi (703.84 km) |
| San Severo to Otopeni | 573.56 mi (923.05 km) |
| San Severo to Ovidiu | 688.72 mi (1,108.39 km) |
