HGS - Hızlı Geçiş Sistemi
Experience effortless HGS management with the HGS-Hızlı Geçiş Sistemi app! This convenient app eliminates the need for PTT branch visits to manage your HGS balance. Easily check your balance using your license plate, T.C. ID, tax number, or HGS label number. Top up your account quickly and secure
