[Congressional Record Volume 164, Number 85 (Wednesday, May 23, 2018)]
[House]
[Page H4693]
From the Congressional Record Online through the Government Publishing Office [www.gpo.gov]

           By Mr. RODNEY DAVIS of Illinois:
       H.R. 5935.
       Congress has the power to enact this legislation pursuant 
     to the following:
       Article 1, Section 8, Clause 7: To establish Post Offices 
     and post Roads.