http://www.perlmonks.org?node_id=356325


in reply to Warning! Three way calling feature!
in thread VoiceXML Chatterbox Listener

One should be careful about dialling phone numbers found on the internet.

Another url:

http://www.ftc.gov/bcp/adcon/900rule/comments3/ftcppcs2.htm may be useful.

Additional Supplement: Refining comments we made during the Workshop, the FTC and the FCC should coordinate the assignment of geographic area code (NPA) overlays specifically for use by Pay-per-Call, Caller-Paid, and/or Premium services.

The area codes could be: