Conferencing Services

Web based  hosting:

• BlogTalkRadio - allows participants to call in to a North American phone # or use a web based 'click to talk' feature.  
• Talkshoe - provides a chat interface and automatically records conversations. Can usually telephony to call in to a North American phone number. Long distance rates might apply. Now supports mobile based call-in webcastign
• WizIQ - web based 'virtual classroom' platform that allows multiple participants, presentation sharing,  and whiteboard. 

 Teleconferencing

• FreeConferenceCall.com - the service we have sometimes used to include teleconferencing in our webcasts, now includes an optional recording option.
• Freeconference.com - another free teleconerencing service, reservations required for free version