The Alliance for Telecommunications Industry Solutions (ATIS) is a member company organization that is the leader for standards and operating procedures for the telecommunications industry. Nearly 3,000 experts from more than 500 telecommunications companies participate in ATIS committees, whose work focus includes network interconnection standards, number portability, improved data transmission, wireless communications, Internet telephony, toll-free access, and order and billing issues. The Federal Communications Commission (FCC) frequently refers operations issues to ATIS committees for recommended solutions. Members of ATIS and committee participants include, but are not limited to, telecommunications service providers, manufacturers, software developers, resellers, enhanced service providers, and providers of operations support. Information on ATIS is available on the World Wide Web at www.atis.org, or by contacting the ATIS headquarters at 202/628-6380, or by writing to: ATIS, 1200 G Street, NW, Suite 500, Washington, D.C. 20005.

The Telecommunications Industry Association (TIA) is the leading trade association servicing the communications and information technology industry, with proven strengths in market development, trade shows, domestic and international advocacy, standards development and e-commerce. Through its worldwide activities, the association facilitates business development opportunities and a competitive market environment. The association provides a market-focused forum for its more than 1,100 member companies that manufacture or supply the products and services used in global communications. TIA represents the communications sector of the Electronic Industries Alliance (EIA). Visit them at www.tiaonline.org.