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 Jordan.)

Cellular carriers for Jordan

Jordan Mobile Telephone Services (JMTS) (zain JO)

Frequency: GSM 900
Website: www.jo.zain.com

Coverage Map (NONE)

Petra Jordanian Mobile Telecommunications Company (MobileCom) (Orange)

Frequency: GSM 900
Website: www.orange.jo

Coverage Map

Umniah Mobile Company

Frequency: GSM 900/1800
Website: www.umniah.com

Coverage Map

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