Post Offices, current and former, in Marquette County.

Current post offices

• 49808 - Big Bay Post Office - photo Post Mark Collectors Club
• 49814 - Champion Post Office - photo Lina Blair
• 49841 - Gwinn Post Office - photo Post Mark Collectors Club
• 49849 - Ishpeming Post Office - photo Lina Blair
• 49833 - Little Lake Post Office - photo Post Mark Collectors Club
• 49855 - Marquette Post Office - photos Post Mark Collectors Club; photo WPAMurals.com
• 49861 - Michigamme Post Office - photo Lina Blair
• 49866 - Negaunee Post Office - photo Lina Blair
• 49871 - Palmer Post Office - photo Post Mark Collectors Club
• 49879 - Republic Post Office - photo Lina Blair
• 49885 - Skandia Post Office - photo Post Mark Collectors Club

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

• Marquette County Post Offices, USPSPostOffices.com (not an official site)
• Index of Michigan Post Office Photos, Post Mark Collectors Club