List of former analog TV frequencies in Thailand.
Analog television broadcasting in Thailand began on June 24, 1955 (in FCC 525-line NTSC), and Color telecasts (PAL, System B/G 625 lines) were started in 1967; full-time color transmissions were launched in 1975, while state-owned regional television began broadcasting in 1959. Analog broadcasting ended on March 26, 2020. Channel 3 HD was the last TV channel to broadcast in analog before the expiration of the franchise.