EXHIBIT 32

CERTIFICATION PURSUANT TO

18 U.S.C. SECTION 1350,

AS ADOPTED PURSUANT TO

SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Quarterly Report of United Community Banks, Inc. (“United”) on Form 10-Q for the period ending March 31, 2011 filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Jimmy C. Tallent, President and Chief Executive Officer of United, and I, Rex S. Schuette, Executive Vice President and Chief Financial Officer of United, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:

(1)   The Report fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

(2)   The information contained in the Report fairly presents, in all material respects, the financial condition and result of operations of United.

By: /s/ Jimmy C. Tallent                              

       Jimmy C. Tallent

       President and Chief Executive Officer

By: /s/ Rex S. Schuette                                  

       Rex S. Schuette

       Executive Vice President and

       Chief Financial Officer

Date: May 4, 2011