Sumbas District

Sumbas is a town in Osmaniye Province in the Mediterranean region of Turkey. It is the seat of Sumbas District. Its population is 1,999 (2022).

Mehmetli is a town (belde) in the Sumbas District, Osmaniye Province, Turkey. Its population is 2,210 (2022). It is at the southeast of Mehmetli Dam (also called Kesiksuyu Dam) reservoir and north of Sumbas. Distance to Osmaniye, the province center, is . The name of the town refers to personal name Mehmet which is very common in the settlement. The settlement was founded in 1835 as a small village of several families. In 1998 it was declared a seat of township.