| South San Francisco to Beocin | 6,246.32 mi (10,052.49 km) |
| South San Francisco to Blace | 6,398.90 mi (10,298.03 km) |
| South San Francisco to Bogatic | 6,262.50 mi (10,078.52 km) |
| South San Francisco to Bojnik | 6,425.98 mi (10,341.62 km) |
| South San Francisco to Boljevac | 6,381.78 mi (10,270.48 km) |
| South San Francisco to Bor | 6,366.51 mi (10,245.91 km) |
| South San Francisco to Borca | 6,283.16 mi (10,111.78 km) |
| South San Francisco to Bosilegrad | 6,475.12 mi (10,420.69 km) |
| South San Francisco to Brus | 6,387.29 mi (10,279.35 km) |
| South San Francisco to Bujanovac | 6,460.63 mi (10,397.38 km) |
| South San Francisco to Cacak | 6,340.16 mi (10,203.50 km) |
| South San Francisco to Cajetina | 6,333.49 mi (10,192.76 km) |
| South San Francisco to Cicevac | 6,376.76 mi (10,262.40 km) |
| South San Francisco to Coka | 6,211.72 mi (9,996.79 km) |
| South San Francisco to Crna Trava | 6,452.05 mi (10,383.58 km) |
