LocalLink 30 is a bus route operated by the Maryland Transit Administration in Baltimore and its suburbs. It replaced route 44 following the 2017 BaltimoreLink overhaul of the bus network. The line currently runs from Rosedale Industrial Park near Pulaski Highway just outside the Baltimore city limits on the east side of the city across the northern portion of the city to Security Square Mall, with selected peak hour trips to the Social Security Administration. Some early morning trips before 7 AM lay over at the Centers for Medicare and Medicaid Services (CMS) headquarters. The line operates mostly along Frankford Avenue, Echodale Avenue, East Belvedere Avenue, Northern Parkway, Rogers Avenue, and Gwynn Oak Avenue, serving the communities of , Hamilton, , Homeland, Roland Park, Pimlico, a