Currently, there are 5 mobile operators in Uzbekistan: Beeline (codes- 90, 91), Ucell (93), UMS (97), Uzmobile (95), Perfectum Mobile (98). It is possible to connect at the company offices as well as at Paynet items. To do this, You must provide a passport and a quittance of registration. Roaming is much more expensive.
BEELINE: http://www.beeline.uz
UCELL: http://www.ucell.uz
UMS: http://ums.uz
Uzmobile GSM: http://uzmobile.uz
Perfectum: http://perfectum.uz
Internet zone: uz. In Uzbekistan, you can easily find an Internet cafe in any major city. In most hotels, restaurants and cafes there is Wi Fi access (password can be accessed from the administration for access). The channel width usually does not exceed 2 MB, and in inexpensive public places it is several times smaller.