The VXML Forum Home Page 
The VoiceXML Forum is an industry organization founded by AT&T, IBM, Lucent and Motorola, and chartered with establishing and promoting the Voice Extensible Markup Language (VoiceXML), a new specification essential to making Internet content and information accessible via voice and phone.
W3C - The World Wide Web Consortium
Home page for W3C. Contains information regarding the organization and its activities. Additionally, there are links to technical reports and publications, sample code, user interface items, and interest groups.
Voice Browser Call Control: CCXML
This document describes CCXML, or the Call Control eXtensible Markup Language.
VoiceXML Planet
News and information on VXML.
W3C Voice Browser Activity
Applying Web technology to enable users to access services from their telephone via a combination of speech and DTMF.