BogglesWorldESL.com : Lanternfish : Business Telephone Roleplay. Offers role-playing exercises to practice business-telephone English for taking and leaving messages with a secretary.
Eticon.com: "Overcoming Phone Fury:
A Checklist To Keep You From Alienating
the Very People You Try to Attract!"
A short article about telephone etiquette by Ann Chadwell Humphries.
Florida State University (FSU) Career Center: The etiquette survival
guide. An article written for native speakers of English that
helps you recognize the importance of proper etiquette as it relates to
interviewing and business situations, and also understand the elements
and characteristics of proper etiquette in general. Includes a section
about phone etiquette.
Ohio State University: Information about the rules of telephone
etiquette and tips on how to answer the phone in English, screen calls,
transfer calls, place callers on hold etc.
SorryGottaGo.com: Need to get off the phone politely? This site helps you fake a good reason Play sound files of the doorbell ringing, the baby crying, or other emergencies to end an unwanted conversation. Very funny.