Mobile government (M-government) is a new delivery channel for governments to provide timely information and services ubiquitously to residents, businesses and other government departments through mobile devices. Developing countries have a higher mobile penetration rate than the fixed line internet rates which opens doors of opportunities for these countries to bridge the digital gab and gain a better reach through M-government. This paper measures the Jordanian citizens’ awareness of launching a mobile government (M-government) portal in Jordan and investigates their attitude towards it. Furthermore, this study captured the government perspective in regards to launching the mobile government portal and citizens’ awareness of that. The results showed that Jordanians have a positive attitude towards mobile government; additionally the results also identified the main barriers of using mobile internet and electronic government (E-government) services in Jordan and proposed a success factors model for mobile government in Jordan.