| Holzgerlingen to Navodari | 976.01 mi (1,570.73 km) |
| Holzgerlingen to Negresti-Oas | 664.21 mi (1,068.94 km) |
| Holzgerlingen to Nehoiu | 843.94 mi (1,358.20 km) |
| Holzgerlingen to Ocna Mures | 708.93 mi (1,140.91 km) |
| Holzgerlingen to Odobesti | 868.28 mi (1,397.36 km) |
| Holzgerlingen to Odorheiu Secuiesc | 775.96 mi (1,248.78 km) |
| Holzgerlingen to Oltenita | 894.82 mi (1,440.08 km) |
| Holzgerlingen to Onesti | 843.85 mi (1,358.05 km) |
| Holzgerlingen to Oradea | 607.48 mi (977.65 km) |
| Holzgerlingen to Orastie | 691.72 mi (1,113.22 km) |
| Holzgerlingen to Oravita | 647.59 mi (1,042.19 km) |
| Holzgerlingen to Orsova | 688.50 mi (1,108.04 km) |
| Holzgerlingen to Otelu Rosu | 662.71 mi (1,066.53 km) |
| Holzgerlingen to Otopeni | 855.60 mi (1,376.95 km) |
| Holzgerlingen to Ovidiu | 975.10 mi (1,569.27 km) |
