39 C.F.R. § 952.4 Office business hours.
Title 39 - Postal Service
The offices of the officials mentioned in these rules are located at 2101 Wilson Boulevard, Suite 600, Arlington, VA 22201–3078, and are open Monday through Friday except holidays from 8:15 a.m. to 4:45 p.m. [63 FR 66050, Dec. 1, 1998]
Title 39: Postal Service
PART 952—RULES OF PRACTICE IN PROCEEDINGS RELATIVE TO FALSE REPRESENTATION AND LOTTERY ORDERS
§ 952.4 Office business hours.