FORM 8-K

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

CURRENT REPORT

Pursuant to Section 13 or 15(d) of
The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): December 31, 2005

TELEPHONE AND DATA SYSTEMS, INC.
(Exact name of registrant as specified in its charter)

Delaware
(State or other
jurisdiction of
incorporation) 001-14157
(Commission
File Number) 36-2669023
(IRS Employer
Identification No.)

     30 North LaSalle Street, Suite 4000, Chicago, Illinois     
         (Address of principal executive offices)    60602   
(Zip Code)

Registrant's telephone number, including area code: (312) 630-1900

  Not Applicable  
(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 5.02(b). Departure of Directors or Principal Officers: Election of Directors; Appointment of Principal Officers.

Effective December 31, 2005, Kevin A. Mundt has resigned from the Board of Directors of Telephone and Data Systems, Inc. ("TDS") due to other business commitments. As previously disclosed, Mr. Mundt had advised TDS that he did not expect to complete his current term as a director due to such other business commitments. TDS is using a search firm to continue its search for a qualified candidate to fill the vacancy created by the resignation of Mr. Mundt.

SIGNATURES

        Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereto duly authorized.

Telephone and Data Systems, Inc.
(Registrant)

Date: January 3, 2006

By:	/s/ D. Michael Jack
	D. Michael Jack
	Senior Vice President and Corporate Controller (Principal Accounting Officer)