EX-21.1 4 ex21_1.htm EXHIBIT 21.1 Exhibit 21.1
 
EXHIBIT 21.1
 
 

 
 
BOARDWALK PIPELINE PARTNERS, LP
 
 
Subsidiaries of the Registrant
 
 
December 31, 2005
 



Name of Subsidiary
  
Organized Under Laws of
Business Names
       
Boardwalk Operating GP, LLC
  
Delaware
  
Boardwalk Pipelines, LP
  
Delaware
  
Texas Gas Transmission, LLC
  
Delaware
Texas Gas
Gulf South Pipeline Company, LP
  
Delaware
Gulf South
GS Pipeline Company, LLC
  
Delaware