While there has been a great deal of excitement in view of M-commerce, very little is actually known about conditions and critical success factors for successful introduction of the 3rd generation mobile network services here in Malaysia. This paper investigates the factors for successful diffusion of 3G network services and their role in advancing an interactive marketplace. 3G which simply means 3rd generation mobile communications technology has been widely discussed by many telecommunications service providers. It was launched by the International Telecommunication Union (ITU) some 13 years ago. 3G is viewed as an enabler of M-Commerce here in Malaysia. However, true success of this technology depends on various factors.