Karesi is a new intracity district and second level municipality in Balıkesir Province, Turkey. According to Law Act No. 6360, all Turkish provinces with a population more than 750.000, were declared metropolitan municipality. The law also created new districts within the capital city which have second-level municipalities in addition the metropolitan municipality. Karesi is one of them.
Thus after 2014 the present Balıkesir central district was named Karesi and the name Balıkesir was reserved for the metropolitan municipality.
Wikipedia https://en.wikipedia.org/wiki/Karesi,_Balıkesir
Coordinates 39°39'31.567" N 27°53'11.304" E