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  <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">CURRENT REPORT</font></div>
  
  <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934</font></div>
  
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  <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt; TEXT-ALIGN: center"><font style="DISPLAY: inline; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Date of Report (Date of earliest event reported):&#160;&#160;<font style="DISPLAY: inline; FONT-WEIGHT: bold">April 11, 2011</font></font></div>
  
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  <div style="DISPLAY: block; MARGIN-LEFT: 0pt; TEXT-INDENT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-WEIGHT: bold; FONT-SIZE: 10pt; FONT-FAMILY: Times New Roman">Community Bank System, Inc.</font></div>
  
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  <td width="33%" style="TEXT-ALIGN: left"><font style="FONT-SIZE: 10pt; FONT-FAMILY: times new roman">&#160;<font style="DISPLAY: inline; FONT-WEIGHT: bold">Delaware</font></font></td>
  <td width="33%" style="TEXT-ALIGN: center"><font style="FONT-SIZE: 10pt; FONT-FAMILY: times new roman">&#160;<font style="DISPLAY: inline; FONT-WEIGHT: bold">001-13695</font></font></td>
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  <td width="33%"><font style="FONT-SIZE: 10pt; FONT-FAMILY: times new roman">&#160;<font style="DISPLAY: inline; FONT-WEIGHT: bold">5790 Widewaters Parkway, DeWitt, New York</font></font></td>
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  <td width="50%"><font style="FONT-SIZE: 10pt; FONT-FAMILY: times new roman">&#160;By:&#160;&#160;<font style="TEXT-DECORATION: underline">/s/ </font><font style="DISPLAY: inline; TEXT-DECORATION: underline">Mark E. Tryniski</font></font></td>
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text: cbna8k2011closingofmerger.htm
  UNITED STATES
  SECURITIES AND EXCHANGE COMMISSION
  WASHINGTON, D.C.  20549
  __________________
  FORM 8-K
  CURRENT REPORT
  Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934
  Date of Report (Date of earliest event reported):
  April 11, 2011
  Community Bank System, Inc.
  (Exact name of registrant as specified in its charter)
  Delaware
  001-13695
  16-1213679
  (State or other jurisdiction of incorporation)
  (Commission File Number)
  (IRS Employer Identification No.)
  5790 Widewaters Parkway, DeWitt, New York
  13214
  (Address of principal executive offices)
  (Zip Code)
  Registrant's telephone number, including area code:
  (315) 445-2282
  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:
  ý
  Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
  o
  Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
  o
  Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
  o
  Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
  Item 8.01                      Other Events.
  On April 11, 2011, Community Bank System, Inc. issued a press release announcing the closing of its acquisition of The Wilber Corporation.
  A copy of the press release is being filed herewith as Exhibit 99.1.
  Item 9.01 Financial Statements and Exhibits
  (d)
  Exhibits
  Exhibits No.
  Description
  99.1
  Press Release, dated April 11, 2011
  2
  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 hereunto duly authorized.
  Community Bank System, Inc.
  By:
  /s/
  Mark E. Tryniski
  Name:  Mark E. Tryniski
  Title:  President and Chief Executive Officer
  Dated:  April 11, 2011
  3