Post Offices, current and former, in Marquette County.

Current post offices

Former post office zip codes

  • 49843 - K. I. Sawyer Air Force Base - photo Post Mark Collectors Club - closed September 1995 (mail to Gwinn)

Former post offices before zip codes

  • Birch - 1905-1920 (closed, mail to Marquette). Photo Paul Petosky.

Sources