• Call Center Learning Center
"one of the most comprehensive resources for call center managers. This site provides articles, reference books, benchmarking studies, vendor yellow pages, and updates on innovative technologies and best practices for call centers."

• Call Centre Manager's Forum
An "oasis" for call center managers
(links, articles, a quirky collection)

• Call Centre World.com
"The Comprehensive Global Resource on the Call Center Industry; The one stop global call centre shop" with articles, bookstore, job posting, etc.

• Incoming Call Center Industry Resources (ICMI)

• Online Telephony Traffic Calculator
Westbay Engineers Limited

• Online Call Center Cost Calculator
Cyntergy Corporation

• Call Center Acronyms
ICMI

• Call Center Glossary
ICMI

• Telecommunications Acronym List
Hill Associates, Inc.

• Telemarketing Resource Directory
"Links to web sites on telemarketing, marketing, misc. business"
In Touch Inc.

! Teleplaza
"A web site directory of telesales, telemarketing, customer service and call center resource links."