| Round Lake Beach to Nasaud | 4,997.44 mi (8,042.60 km) |
| Round Lake Beach to Navodari | 5,285.35 mi (8,505.94 km) |
| Round Lake Beach to Negresti-Oas | 4,936.36 mi (7,944.31 km) |
| Round Lake Beach to Nehoiu | 5,155.79 mi (8,297.44 km) |
| Round Lake Beach to Ocna Mures | 5,021.93 mi (8,082.02 km) |
| Round Lake Beach to Odobesti | 5,160.88 mi (8,305.64 km) |
| Round Lake Beach to Odorheiu Secuiesc | 5,074.61 mi (8,166.80 km) |
| Round Lake Beach to Oltenita | 5,230.01 mi (8,416.89 km) |
| Round Lake Beach to Onesti | 5,126.52 mi (8,250.34 km) |
| Round Lake Beach to Oradea | 4,922.88 mi (7,922.62 km) |
| Round Lake Beach to Orastie | 5,025.12 mi (8,087.15 km) |
| Round Lake Beach to Oravita | 5,010.43 mi (8,063.51 km) |
| Round Lake Beach to Orsova | 5,050.66 mi (8,128.26 km) |
| Round Lake Beach to Otelu Rosu | 5,011.35 mi (8,064.99 km) |
| Round Lake Beach to Otopeni | 5,187.52 mi (8,348.51 km) |
