CTE President and CEO to Address the 16th Annual Wachovia Securities Nantucket Equity Conference.

DALLAS, Pa. -- Michael J. Mahoney, president and chief executive officer of Commonwealth Telephone Enterprises, Inc. ("CTE") (Nasdaq:CTCO), will address the 16th Annual Wachovia Securities Nantucket Equity Conference in Nantucket, MA, on Tuesday, June 20, 2006, at 9:00 a.m. (EDT). A live webcast of Mr. Mahoney's conference address may be accessed at www.ct-enterprises.com. The webcast will be archived and available for replay for 48 hours following the presentation.

About CTE

Headquartered in Dallas, PA, Commonwealth Telephone Enterprises, Inc., serves business and residential customers with a full array of technologically advanced data and voice telecommunications products and services, including broadband data services and high-speed Internet access, delivered over its 100% digitally switched, fiber-rich network.

CTE's primary operating segments are: Commonwealth Telephone Company ("CT"), the nation's eighth largest publicly held independent local exchange carrier, which has been operating in various rural Pennsylvania markets since 1897; and, CTSI, LLC ("CTSI"), a local exchange carrier operating in competitive markets outside CT's territory, that formally commenced operations in 1997. CTE deploys broadband DSL technology to offer high-speed Internet access in the CT and CTSI service territories. CTE's support businesses include epix(R) Internet Services (www.epix.net), a rural dial-up Internet service provider ("ISP"), and Commonwealth Communications, a provider of telecommunications equipment and facilities management services.

A web site featuring current information regarding Commonwealth Telephone Enterprises, Inc., can be found on the Internet at www.ct-enterprises.com. However, the information on this web site does not form a part of this release.