CT2 is a cordless telephony standard, also known by the marketing name "Telepoint".
CT2, CT-2, CT 2 and similar may also refer to:
ČT2 – a television channel in the Czech Republic Route CT2 (MBTA) – a former bus route in Massachusetts Casino Tycoon 2 – the second film in the Casino Tycoon series Connecticut's 2nd congressional district Connecticut Route 2 – a state route in Connecticut, US Crazy Taxi 2 – the second game in the Crazy Taxi series