In Postal Bulletin 22355 (1-24-13, page 20), in Stamp Announcement 13-012: Rosa Parks Stamp, under How to Order First-Day-of-Issue Postmark, the Detroit address provided was incomplete.
The corrected information is shown in bold.
The correct address for the Detroit postmark is as follows:
Rosa Parks StampUSPS Retail ManagerATTN: Daniel Lesperance1401 W. Fort Street, Rm. M248Detroit, MI 48233-9998
— Stamp Services, Government Relations, 1-10-13