RoamTheWorldCellPhones.com

Cellphone GSM Frequencies: 900/1800

(This means you will need a GSM cellphone that will work on 900MHz or 1800Mhz to use it in Iran.)

Cellular carriers for Iran

Irancell Telecommunications Services Company (MTN Irancell)

Frequency: GSM 900/1800
Website: www.irancell.ir

Coverage Map

KFZO (TKC)

Frequency: GSM 900
Website: www.tkckish.com

Coverage Map

MCI Iran (IranTelecom - Telecommunication Company of IRAN))

Frequency: GSM 900/1800
Website: www.irantelecom.ir

Coverage Map (NONE)

Mobile Telecommunications Company of Esfahan (MTCE)

Frequency: GSM 900
Website: www.mtce.ir

Coverage Map (NONE)

Rafsanjan Industrial Complex (Coop) (Taliya)

Frequency: GSM 900
Website: www.rafsanjan-ic.com

Coverage Map

If you've used either of these networks or roamed in Iran, please post about your experience and the cost. Feel free to ask questions.