Numbering Resources

• *NEW*
  TIA/CDG CDMA Numbering Roundtable / Working Session – Mumbai [3 November 2009] — The Telecommunications Industry Association (TIA) and the CDMA Development Group (CDG) invite you to a jointly scheduled numbering roundtable / working session on Tuesday, 3 November 2009 in Mumbai India. The anchor topic,

  WHAT DO WE ALL DO WHEN THE UIM_ID and Exceptional ESN CODES EXHAUST AND ASSIGNMENTS MUST STOP?"

  provides a framework for an open, frank exchange with experts from CDG and TIA, including numbering administrators. The working session will also include a roundtable discussion on dealing with scarcity and exhaustion of 32-bit numbering resources. Click here for Meeting announcement and discussion topics.
  
  Attendance is by free registration only, return the Registration Form to meidadmin@tiaonline.org by 14 October 2009. Click here for the room reservation form at Hyatt Regency Mumbai, and make your reservations by 12 October 2009 to obtain the block rate.
• Electronic Serial Number (ESN) Assignment - An ESN is the unique identification number embedded or inscribed on the microchip in a wireless phone by the manufacturer.
• Mobile Equipment IDentifier (MEID) - A MEID is a globally unique number for a physical piece of mobile station equipment. Equipment identifiers are 'burned' into a device, and should be resistant to modification.
• System Operator Code (SOC) - The 12-bit System Operator Code (SOC) is used to identify a Service Provider (SP), and is used along with the System Identity (SID) by a mobile station to acquire or reject services offered by specific SPs.
• SS7 TT & SSN Assignment Notification Information Repository - This repository may be used to enhance industry awareness of previous and proposed assignments including information for company representatives to contact peers. When questions arise, this repository provides a tool to resolve potential conflicts and to avoid possible collisions between carriers on similar services. The tables document known assignments and are not guaranteed to be accurate or up-to-date.