Birtha (Greek: ), was an ancient town to the southeast of Thapsacus, which Ptolemy (v. 19) places in 73° 40′ long., 35° 0′ lat.
Birtha (Greek: ), was a historical town located in the southeastern region near Thapsacus, according to Ptolemy’s geographical data with coordinates of 73° 40′ longitude and 35° 0′ latitude.