NNG - Tariff - Second Revised Sheet No. 263I

Northern Natural Gas Company                                            Second Revised Sheet No. 263I
FERC Gas Tariff                                                                           Superseding
Fifth Revised Volume No. 1                                               First Revised Sheet No. 263I

                                                                          Appendix B

                       MARKET AREA ENTITLEMENT - 1996
                       SOURCERS WITH OPTION TO BUYOUT


                                                                    New Carlton
                                                                    Resolution
                                                                    Company
     Shipper Legal Entity Name                                      Obligation

     Austin Utilities                                                    950
  *  Cascade Municipal Utilities                                          82
     Cedar Falls Utilities                                               958
  *  Circle Pines Utilities                                              210
  *  City of Gilmore, IA                                                  22
     City of Hartley, IA                                                  82
  *  City of Hawarden,IA                                                 142
  *  City of Remsen, IA                                                   93
  *  City of Rolfe, IA                                                    35
     City of Round Lake, MN                                               10
  *  City of Sac City, IA                                                 94
  *  City of Sanborn, IA                                                  75
     City of Sioux Center                                                141
  *  City of Tipton, IA                                                  133
  *  City of Two Harbors, MN                                             191
  *  City of Virginia, MN                                                184
  *  City of Waukee                                                       55
  *  City of West Bend, IA                                                71
     City of Whittemore, IA                                               37
  *  Community Utility Company                                            71
     Coon Rapids Municipal Utilities                                      68
  *  Emmetsburg Municipal Gas Works                                      198
  *  Graettinger Municipal Gas                                            42
  *  Guthrie Center Municipal Utilities                                  110
     Harlan Municipal Utilities                                          205
     Hibbing Public Utilities Commission                                 241
     Hutchinson Utility Commission                                     1,354
  *  Lake Park Municipal Utilities                                        35
  *  Manilla Municipal Gas Department                                     39
     Manning Municipal Gas Department                                     72
     New Ulm Utilities Commission                                        435
     Northern States Power Company of Wisconsin (Natural Gas, Inc.)      291
     Northwest Natural Gas Company                                       210
     Osage Municipal Utilities                                           118
     Owatonna Public Utilities                                           785
     Preston Municipal Natural Gas Department                             45
  *  Rock Rapids Municipal Utilities                                      71
     St. Croix Gas                                                       537
  *  Semco Energy Inc., d/b/a Semco Energy Gas                           314
  *  Sheehan's Gas Company                                               124
     Superior Water Light & Power                                      1,006
  *  Town of Brooklyn                                                     39
  *  Town of Sabula                                                       29
     Watertown Municipal Utilities                                       471
     Westbrook Municipal Light & Power                                    28
  *  Woodbine Municipal Natural Gas Systems                               65

     TOTAL UNITS                                                      10,568


  *  GST Customers not required to realign receipt points.
Issued by: Mary Kay Miller, V.P. Regulatory & Government Affairs
Issued on: August 19, 2005                                               Effective: November 1, 2005