Mbs International Airport - Mbs International Airport If you have used the services from Mbs International Airport please place your review here. MBS International Airport City: Freeland Zip Code: 48623 Country: USA Details: Brands: Northwest AirlinesUnited Express Specialties: Putting the World Outside You Door Additional Information: Putting The World Outside Your Door, Or Call Your Local Travel Agent wwwmbsairportorg Culture, Family, Travel & Consumer Reviews.