news & discussion

• Cell Sites of Santa Cruz County
• Wireless Carriers of Reno, California
• Steve Romaine's Cellular Phone Resource Site
• cellular news, US-centric
• cellular news, world-centric

web gateways for text messaging

• Cingular
• T-Mobile
• AT&T Wireless
• Verizon Wireless
• SprintPCS
• Nextel

technical infomation

• Nokia's Netmonitor

misc

• reverse lookup of telephone provider
• central office code assignments (NPA-nxx)