Shared distribution lists for distribution of audio content using mobile telecommunication devices

A method and system for automatically populating contact information using an voice message addressed to a distribution list. In one example method, a new distribution list is identified that contains the telephone numbers or other contact information of a group of intended recipients. The contact information for the recipients is identified, and the contact information databases at least one of the recipients is automatically populated with the contact information of the other recipients and/or the distribution list information.