| Northbrook to Nasaud | 5,002.16 mi (8,050.20 km) |
| Northbrook to Navodari | 5,290.08 mi (8,513.55 km) |
| Northbrook to Negresti-Oas | 4,941.07 mi (7,951.88 km) |
| Northbrook to Nehoiu | 5,160.34 mi (8,304.76 km) |
| Northbrook to Ocna Mures | 5,026.31 mi (8,089.06 km) |
| Northbrook to Odobesti | 5,165.69 mi (8,313.37 km) |
| Northbrook to Odorheiu Secuiesc | 5,079.23 mi (8,174.24 km) |
| Northbrook to Oltenita | 5,234.29 mi (8,423.78 km) |
| Northbrook to Onesti | 5,131.40 mi (8,258.19 km) |
| Northbrook to Oradea | 4,927.10 mi (7,929.40 km) |
| Northbrook to Orastie | 5,029.22 mi (8,093.75 km) |
| Northbrook to Oravita | 5,014.03 mi (8,069.30 km) |
| Northbrook to Orsova | 5,054.31 mi (8,134.12 km) |
| Northbrook to Otelu Rosu | 5,015.21 mi (8,071.20 km) |
| Northbrook to Otopeni | 5,191.82 mi (8,355.42 km) |
