Network address lookup for telephony devices
Network communication system including a database of codes...
Network directed system selection for cellular and PCS...
Network initiated auto-redial
Network initiated auto-redial
Network mute feature in wireless telecommunications systems
Network support for mobile handset anti-virus protection
Network support for mobile handset screen customization
Network telephone system
Network-based wireless telephone communication device
Notifying a user of a portable wireless device
Number portability and services utilizing number range owner...