<PAGE>
RULE NO. 424(b)(3)
REGISTRATION NO. 333-64463
333-64463-01
Prospectus Supplement No.1 dated February 10, 1999
to the Prospectus (the "Prospectus") of
United Rentals, Inc. (the "Company") and United Rentals Trust I,
dated January 20, 1999
(included in Registration Statement on Form S-3,
Registration No. 333-64463)
================================================================================
The Prospectus under the caption "Selling Holders -- Acquisition Shares"
indicates that McDonald Family Trust 4/6/98 (Paul C. McDonald and Catherine
McDonald Trustees) (the "McDonald Trust") is a Selling Holder with respect to
210,291 shares of Common Stock of the Company. The McDonald Trust proposes to
transfer 4,828 shares of Common Stock of the Company to the individuals listed
below (the "Transferees") in the amounts listed below. Upon completion of the
proposed transfers, each Transferee will be a Selling Holder for purposes of the
Prospectus with respect to the number of shares of Common Stock of the Company
listed below for such Transferee. Capitalized terms used herein and not defined
herein have the meanings set forth in the Prospectus.
Transferee Number of Shares
---------- ----------------
Mathew A. Teske 1,052
Elizabeth Verdon 703
Bruce Goode 877
John Dukart 439
Russell Leach 439
Mark Winkelman 439
Alan Deven 439
Tom Day 176
Dave Griffey 88
Michael D. Yeomans 176