Map for MSU Extension Muskegon County Search | Advanced Search | New Members | Coupons and Discounts | All Categories Government & Education >> Colleges & Universities MSU Extension Muskegon County 1903 Marquette Ave STE T101Muskegon, MI 49442 | directions Ms. Amanda McNerney 231-724-6361 | fax: 231-724-4409 Visit Site If you would like to see your business here, contact us today to get listed!