They are unable to call for help as there is no mobile phone network at that place.

Our phone network was built by people who wanted to chat, not download data.

The system is already being used to run a new, Internet-based phone network.

The company also posted a 9.3 percent increase in volume on its local phone network.

They were just setting up a phone network when we got out there.

The 1100 is offered for use with a wide range of mobile phone networks.

The problem may well be too much traffic on the phone network, as the article suggests.

The building was built in such a way as to protect the city's phone network.

Minutes of use, or volume, on its local phone network rose 10 percent.

Message price depends on the phone network of the user.