Post Offices in Muskegon, Michigan, United States SearchSearch SearchSearch View: Grid 1View: Grid 2View: Grid 3View: Grid 4View: Grid 5View: List Muskegon Post Office No Reviews Favorite Fax: (231) 722-0428Phone: (231) 722-7292Retail Hours Muskegon Heights Post Office No Reviews Favorite Fax: (231) 739-2234Phone: (231) 733-2434Retail Hours North Muskegon Post Office No Reviews Favorite Fax: (231) 744-7082Phone: (231) 744-1489Retail Hours