Company:  OI S.A. (OIBR)
Form Type:  6-K
Filing Date:  4/10/2012 
CIK:  0001160846 
Address:  RUA GENERAL POLIDORO, NO. 99
5TH FLOOR/PART - BOTAFOGO
 
City, State, Zip:  RIO DE JANEIRO, RJ,  22280-001 
Telephone:  55-21-3131-1211 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$2.23  
Change: 
0.01 (0.45%)  
Trade Time: 
04:03 PM EST  
Market Cap: 
$2.51B
Description of Business
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  FORM 6-K
    SIGNATURES