Telephones - main lines in use: 3,577,300 (2004) [1]
Telephones - mobile cellular: 11,000,000 (109%)(2008)
Telephone system: General assessment: The telephone system has been modernized and is capable of satisfying all requests for telecommunication service. Domestic: The system is digitalized and highly automated; trunk services are carried by fiber-optic cable and digital microwave radio relay; a program for fiber-optic subscriber connections was initiated in 1996; heavy use is made of mobile cellular telephones. International: Country code - 36; Hungary has fiber-optic cable connections with all neighboring countries; the international switch is in Budapest; satellite earth stations - 2 Intelsat (Atlantic Ocean and Indian Ocean regions), 1 Inmarsat, 1 very small aperture terminal (VSAT) system of ground terminals.
Radio broadcast stations: AM 17, FM 57, shortwave 3 (1998)
Television broadcast stations: 35 (plus 161 low-power repeaters) (1995)
(GSM/EDGE/3G/HSDPA)
I'm so sorry for the empty datas, but the T-Mobile's official webpage is totally mess, I can't make it out.
The 3G service available in major cities. source(English)
Vodafone
Vodafone offers: HSDPA/3G/EDGE/GPRS solutions to use your cell phone to connect to the Internet.
The 3G service available only in the boundary of Budapest!