39 U.S.C. § 5004
The Postal Service may discontinue service on a post road or part thereof when, in its opinion, the public interest so requires.
(Pub. L. 91–375, , 84 Stat. 767.)
Section effective , pursuant to Resolution No. 71–9 of the Board of Governors. See section 15(a) of Pub. L. 91–375, set out as a note preceding section 101 of this title.