Route 4 - Portsmouth

A view of the Portsmouth Harbor tugboats on a foggy morning.

Route 4 (A/B) originates in Durham/UNH and services Portsmouth and parts of Newington.

Route 4A leaves Durham, goes to the malls, downtown, the Islington Street corridor, downtown, the malls again, then returns to UNH.

Route 4B leaves Durham, goes to the malls, the Islington Street corridor, downtown, the malls again, then returns to UNH.

The AM Express skips the malls southbound on both the 4A and 4B.

Schedules & Map

Please use Reduced Service timetables May 13 - Aug. 30