Exhibit (b)

                                CERTIFICATIONS



                CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350
                       AS ADOPTED PURSUANT TO SECTION 906
                        OF THE SARBANES-OXLEY ACT OF 2002

I, Jimmy D. Gambill,  Chief Executive  Officer of the FRANKLIN  CUSTODIAN FUNDS,
INC. (the "Registrant"),  certify, pursuant to 18 U.S.C. Section 1350 as adopted
pursuant  to  Section  906  of  the  Sarbanes-Oxley  Act of  2002,  that,  to my
knowledge:

     1.   The  periodic  report on Form N-CSR of the  Registrant  for the period
          ended   9/30/2007   (the  "Form  N-CSR")   fully   complies  with  the
          requirements of Section 13(a) or 15(d) of the Securities  Exchange Act
          of 1934; and

     2.   The information  contained in the Form N-CSR fairly  presents,  in all
          material respects,  the financial  condition and results of operations
          of the Registrant.

Dated:  11/27/07

                            /s/ JIMMY D. GAMBILL

                            Jimmy D. Gambill
                            Chief Executive Officer - Finance and Administration








                CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350
                       AS ADOPTED PURSUANT TO SECTION 906
                        OF THE SARBANES-OXLEY ACT OF 2002

I, Galen G. Vetter,  Chief Financial  Officer of the FRANKLIN  CUSTODIAN  FUNDS,
INC. (the "Registrant"),  certify, pursuant to 18 U.S.C. Section 1350 as adopted
pursuant  to  Section  906  of  the  Sarbanes-Oxley  Act of  2002,  that,  to my
knowledge:

     1.   The  periodic  report on Form N-CSR of the  Registrant  for the period
          ended   9/30/2007   (the  "Form  N-CSR")   fully   complies  with  the
          requirements of Section 13(a) or 15(d) of the Securities  Exchange Act
          of 1934; and

     2.   The information  contained in the Form N-CSR fairly  presents,  in all
          material respects,  the financial  condition and results of operations
          of the Registrant.

Dated:  11/27/07

                                    /s/ GALEN G. VETTER

                                    Galen G. Vetter
                                    Chief Financial Officer