F-8 (Urdu: حلقہ ف ۸) is a sector of Islamabad.

The sector is bounded by Margalla Avenue and E-8 to the north, Faisal Avenue and F-7 to the east, Jinnah Avenue and G-8 to the south, and Ninth Avenue and F-9 (Fatima Jinnah Park) to the west.

F-8 is further divided into 5 sub-sectors: