| Foster City to Yesilyurt | 7,051.13 mi (11,347.70 km) |
| Foster City to Yesilyurt | 6,907.47 mi (11,116.50 km) |
| Foster City to Yigilca | 6,762.86 mi (10,883.77 km) |
| Foster City to Yildirim | 6,771.96 mi (10,898.42 km) |
| Foster City to Yildizeli | 6,922.31 mi (11,140.38 km) |
| Foster City to Yozgat | 6,896.50 mi (11,098.84 km) |
| Foster City to Yuksekova | 7,175.77 mi (11,548.28 km) |
| Foster City to Yumurtalik | 7,113.60 mi (11,448.24 km) |
| Foster City to Yunak | 6,907.14 mi (11,115.96 km) |
| Foster City to Yuregir | 7,090.86 mi (11,411.63 km) |
| Foster City to Yusufeli | 6,926.09 mi (11,146.46 km) |
| Foster City to Zara | 6,937.59 mi (11,164.98 km) |
| Foster City to Zile | 6,882.39 mi (11,076.14 km) |
| Foster City to Zonguldak | 6,737.57 mi (10,843.07 km) |
| Foster City to Abbots Langley | 5,344.03 mi (8,600.39 km) |
