Call Center VoIP Forum

DOW Web Works - VoIP Equipment

Electricity Around the World

Telecommunication Inventory Management Tool

International Country and City Codes

United States Telephone Area Codes

International Dialing Codes

VoIP - Voice Over IP and IP Telephony Resources
(provided by The Ohio State University)

IP Enabled PBX - H.323 - MGCP

Erlang B Calculator

Outsourcing Glossary

42 Telesales Tips

Telecommunication Abbreviations
(long list - takes a few seconds to load)

Vanity Toll-Free Number Look-Up

Yellow Pages

White Pages