Filed pursuant to Rule 424(b)(3) and Rule 424(c)
                                                      Registration No. 333-40147



                    Prospectus Supplement dated May 7, 1999
                     to Prospectus dated December 18, 1997

                                226,893 Shares
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                            JONES INTERCABLE, INC.
                             CLASS A COMMON STOCK
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     All of the 226,893 shares of Class A Common Stock offered by this
Prospectus and Prospectus Supplement were sold by Glenn R. Jones, the former
Chairman of the Board of Directors and the former Chief Executive Officer of
Jones Intercable, Inc., as a Selling Shareholder, through Donaldson, Lufkin &
Jenrette to purchasers at prices ranging from $50.00 per share to $50.875 per
share on May 7, 1999. Including the foregoing sales, an aggregate of 1,126,893
shares of Class A Common Stock have been sold pursuant to the offering described
in the Prospectus, leaving 2,090,380 shares of Class A Common Stock available
for sale pursuant to the offering described in the Prospectus.

     Purchasers of the shares of Class A Common Stock are advised that a
significant portion of the information in the Prospectus is out of date and has
been modified, updated and superseded by information contained in Jones
Intercable, Inc.'s annual, quarterly and current reports filed under the
Securities Exchange Act of 1934, as amended (the "Exchange Act"), since the date
of the Prospectus. All of the Exchange Act reports filed by Jones Intercable,
Inc. with the Securities and Exchange Commission since the date of the
Prospectus are incorporated by reference into the Prospectus and the information
contained in such reports is deemed to automatically update and supersede
information contained in the Prospectus and is considered to be part of the
Prospectus. You should carefully review the information contained in the
Prospectus and in Jones Intercable, Inc.'s other reports filed with the
Securities and Exchange Commission.