| Cities | Distance |
|---|---|
| Blackrock to Oststeinbek | 671.67 mi (1,080.95 km) |
| Blackrock to Ottendorf-Okrilla | 856.02 mi (1,377.63 km) |
| Blackrock to Ottersberg | 633.32 mi (1,019.23 km) |
| Blackrock to Ottobrunn | 857.78 mi (1,380.46 km) |
| Blackrock to Ottweiler | 635.69 mi (1,023.04 km) |
| Blackrock to Overath | 593.32 mi (954.86 km) |
| Blackrock to Oyten | 628.23 mi (1,011.04 km) |
| Blackrock to Paderborn | 636.15 mi (1,023.79 km) |
| Blackrock to Papenburg | 561.56 mi (903.75 km) |
| Blackrock to Parchim | 740.75 mi (1,192.12 km) |
| Blackrock to Pasewalk | 828.55 mi (1,333.42 km) |
| Blackrock to Passau | 911.85 mi (1,467.48 km) |
| Blackrock to Pattensen | 668.72 mi (1,076.19 km) |
| Blackrock to Pegnitz | 797.77 mi (1,283.88 km) |
| Blackrock to Peine | 687.20 mi (1,105.95 km) |