Route 21 – Concord Express – Zipline

The route starts at the Center of New Hampshire/Radisson Hotel, takes a right onto Granite Street, then a right onto I-293 North. It continues onto I-93 North, then takes exit 14. At the end of the ramp, the bus takes a left onto Loudon Road, then a right onto Stickney Avenue to service the Stickney Avenue Transportation Center. The bus then turns right onto Centre Street, left on Main Street, and stops at the Concord Area Transit bus shelter on Main Street (between Centre Street and Park Street, just north of State House), which is the end of the line. The bus departs and turns right on Park Street, right on North State Street, and right on Centre Street. The bus then turns right onto I-93 South, then merges onto I-293 South. It then takes Exit 5 and takes a left onto Granite Street, a left onto Canal Street, a right onto Merrimack Street, and a right onto Elm Street, arriving at the Center of New Hampshire/Radisson Hotel.