| Weslaco to Nasaud | 6,227.45 mi (10,022.11 km) |
| Weslaco to Navodari | 6,514.96 mi (10,484.82 km) |
| Weslaco to Negresti-Oas | 6,166.33 mi (9,923.75 km) |
| Weslaco to Nehoiu | 6,383.59 mi (10,273.39 km) |
| Weslaco to Ocna Mures | 6,247.91 mi (10,055.04 km) |
| Weslaco to Odobesti | 6,391.56 mi (10,286.22 km) |
| Weslaco to Odorheiu Secuiesc | 6,303.36 mi (10,144.28 km) |
| Weslaco to Oltenita | 6,454.41 mi (10,387.37 km) |
| Weslaco to Onesti | 6,358.06 mi (10,232.30 km) |
| Weslaco to Oradea | 6,147.12 mi (9,892.84 km) |
| Weslaco to Orastie | 6,247.74 mi (10,054.77 km) |
| Weslaco to Oravita | 6,226.35 mi (10,020.34 km) |
| Weslaco to Orsova | 6,267.09 mi (10,085.90 km) |
| Weslaco to Otelu Rosu | 6,230.78 mi (10,027.47 km) |
| Weslaco to Otopeni | 6,412.16 mi (10,319.38 km) |
