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                                                                    EXHIBIT 11.1
 
                          POCKET COMMUNICATIONS, INC.
 
           CALCULATION OF PRO FORMA NET (LOSS) PER SHARE (UNAUDITED)
                     (IN THOUSANDS, EXCEPT PER SHARE DATA)
 


                                                                                         SIX MONTHS
                                                                      YEAR ENDED         ENDED JUNE
                                                                   DECEMBER 31, 1995      30, 1996
                                                                                  
Pro forma net (loss) (unaudited):
     Net loss...................................................        $(7,393)           $(6,716)
     Adjustment to interest expense.............................
                                                                       ---------          --------    
     Pro forma net (loss) (unaudited)...........................        $                  $          
                                                                       =========          ========    
Calculation of pro forma common shares outstanding (unaudited):                                       
     Class B Common Stock outstanding...........................                                      
     Conversion of Class A Common Stock into Class B Common                                           
       Stock(1).................................................                                      
     Conversion of Series A Debentures into Class B Common                                            
       Stock....................................................                                      
     Conversion of Series B Debentures into Class B Common                                            
       Stock....................................................                                      
     Conversion of Series D Debentures into Class B Common                                            
       Stock....................................................                                      
     Options and warrants to purchase Class B Common Stock(1)...                                      
                                                                       ---------          --------    
          Total pro forma common shares outstanding                                                   
            (unaudited).........................................                          
                                                                       =========          ========
Pro forma net (loss) per share (unaudited)......................        $                  $
                                                                       =========          ========

 
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(1) Treated as outstanding for the entire period pursuant to Securities and
    Exchange Commission Staff Accounting Bulletin No. 83.