Prep1st and TutoringListing TypeOrganizationContact NameDr. Velinda ParkerStreet Address1450 Mercantile LN, STE 249CityUpper MarlboroStateMDZIP Code20775Phone202 922-7020Websitehttps://prep-1st.comSpecialty Area(s)High School Entrance, College Entrance, Academic Tutoring