Mobile phone networks are the backbone of the mobile telecommunications technology. Without them, even the most innovative of mobile phones would mean nothing. The mobile phone networks literally put life in your handsets and help you to connect and communicate effectively. The mobile telecommunications sector in the UK is served by six major network service providers. These are Vodafone, O2, Orange, T mobile, Virgin mobile and Three mobile. Among them, Virgin mobile is a Mobile Virtual Network Operator (MVNO); it uses the mobile phone network of T mobile to provide services to its subscribers.

Three mobile is the first third generation (3G) mobile network operator in the UK. Users in the UK became aware of innovative 3G services such as video calling, entertainment and location based services, through the services provided by this network operator. Orange mobile phone network, with the largest 2.5/3G network in the UK, has lived up to the whetted expectations of mobile phone users. The services of Orange are innovative and have helped it create a distinct identity for itself in the fast evolving mobile phone sector in the UK. As a matter of fact, it is one of the fastest growing mobile communications company in the UK. Another network service provider that is known for the high quality of its services is the O2 mobile phone network. It offers a wide gamut of voice, data and Internet services to mobile phone users across Europe. T-Mobile is a part of T-mobile International, one of the largest mobile companies in the world. A leading name in this sector, T mobile is known for its well thought out calling plans and innovative as well as affordable options in mobile phone usage.