**Disclaimer: Inclusion on this list in no way implies endorsement of any products or services, either by the Technology Access Program or Gallaudet University.

TAP's Collaborating Research Group

• Trace Center

On-Line Messaging

• ICQ
• AOL's Instant Messaging
• MSN Messenger
• Yahoo! Messenger

TTYs and TTY Modems

• Ameriphone, Inc.
• Blazie Engineering
• Krown Manufacturing, Inc
• Institute for Disabilities Research and Training Inc. - My TTY
• Microflip, Inc.
• NXi Communications, Inc.
• Phone-TTY, Inc. 
• Ultratec, Inc.

Information on Telecommunications Relay Service (TRS)

• FCC's Telecommunications Relay Services Directory
• FCC's Disabilities Rights Office
• National Exchange Carrier Association's (NECA) TRS site
• Federal Relay Service (FRS)
• California's Deaf and Disabled Telecommunications Program

TRS Providers

• AT&T Telecommunications relay services
• CSD
• Hamilton Relay
• MCI Global Relay Service
• Sprint Government Systems Division - Telecommunications relay service

IP-Relay Providers

• AT&T telecommunications relay services
• Hamilton Internet Relay
• Hawk Relay
• i711.com
• IP-RELAY.com
• Sprint
• Sprint Government Systems Division - Telecommunications relay service

Video Relay Service (VRS) Providers

• AT&T 
• Communication Access Center for Deaf and Hard of Hearing
• CSD Video Relay Service
  
• Hamilton Video Relay
• Hands On VRS
• Hawk Relay
• IP-Relay VRS
• Snap!VRS (currently only works with the Ojo Video Phone.)
• Sorenson Video Relay Service
      (deafVP.com) Videophone directory for Sorenson VP-100/200 videophone users.   
• Sprint Video Relay Service
• Viable VRS

Video Telecommunications

• Birnbaum Interpreting Services
• Sign Language Associates, Inc.
• Sorenson Vision, Inc.
• Omnitor
• Motion Media Technology
• Videophone by Cosmic Video
• Communication Access Network, Inc. (CAN)

Wireless/Cellular Telecommunications

• Audex
• Cellular Telecommunications  & Internet Association (CTIA)
• Cingular Wireless
• Danger
• FCC Wireless Telecommunications Bureau
• Fuse Wireless
• HATIS (Hearing Aid Telephone Interconnect Systems)
• Lormar Logic Company
• Motorola
• Nokia
• NexTel
• Reserch in Motion (RIM)
• Skytel
• Sprint PCS
• T-Mobile
• ULTRATEC
• Verizon Wireless
• Wynd Communications

Captioning and Media Access

• Non-Speech Information in Captioned Video: A Consumer Opinion Study
• Survey of Captioned Media and Educational Technology 
• Closed Captioning Web
• Closed Captioning and Video Description of Video Programming
• Described and Captioned Media Program (DCMP)
• Public Broadcasting and Media Access at WGBH
• National Court Reporters Association
• Emergency Alert System
• National Captioning Institute
• VITAC
• The Caption Center at WGBH
• Caption Gallaudet
• MoPIX

Speech Recognition Software

• IBM Speech Recognition Software
• Dragon 'NaturallySpeaking' Software
• Apple  Plain Talk Speech Recognition
• Philips Free Speech 2000

Equipment Accessibility Under the Telecom Act of 1996

• Telecommunications Equipment Distribution Program Association
• Access Board guidelines
• Access to Telecommunications Equipment and Customer Premises Equipment by Individuals with Disabilities
• Section 255 of the Telecommunications Act Of 1996

Universal Design in Telecommunications

• Telecommunications Act Accessibility Guidelines
• Designing Universal/Accessible Telecommunications
• Telephone Interfaces: Universal Design Filters
• Web Access Initiative
• WebABLE
• CPB/WGBH National Center for Accessible Media (NCAM)
• Smart Cards - Interfaces for People with Disabilities

Other Communication Accessibility Information and Product

• Silent Messenger
• Remote Computer Assisted Notetaking software
• InSight Cinema
• Carmike Cinemas
• Clearview Cinemas Theater Listings
• Interpretype

Consumer Advocacy Organizations

• National Association of the Deaf
• Alexander Graham Bell Association for the Deaf and Hard of Hearing
• Hearing Loss Association of America (formerly SHHH)
• Telecommunications for the Deaf, Inc. (TDI)
• Association of Late-Deafened Adults, Inc.
• United Cerebral Palsy Association
• National Federation of the Blind
• American Council of the Blind
• American Foundation for the Blind
• National Technical Assistance Consortium for Children and Young Adults Who Are Deaf-Blind
• The Arc of the United States - A national organization on mental retardation

Open Listservs on Communication Accessibility

• Beyond Hearing - Listserv and website for people who are hard of hearing and deaf.
• HOH-LD-News - A weekly email newsletter that discusses current issues affecting hard of hearing,  late deafened, and oral deaf persons.
• Telecom-l - Discussion of the US Access Board's telecom access guidelines.