Mcgrath Law Office PC Address: 113 S Main St, Mackinaw, IL 61755 Phone: (309) 963-4312 Lawyers Other Businesses: Area Buyers Guide at 102 E Fast Ave, Mackinaw, IL 61755 John Zaiser - COUNTRY Financial Representative at 115 S Main St, Mackinaw, IL 61755-7510 Mark J Mcgrath Law Office PC at 113 S Main St, Mackinaw, IL 61755