Porter Elevator 986 (Commuter Rail platform to lobby) unavailable due to maintenance
A shuttle bus will be available to transport customers between Porter and Waltham Station. To request the shuttle, notify a Commuter Rail conductor before arriving at Waltham, or, if at Porter, see station personnel or use a station call box. Alternatively, to exit the Commuter Rail, exit the train at North Station and take a Forest Hills-bound Orange Line train to Downtown Crossing. At Downtown Crossing, travel down the Winter St concourse to Park Street and take an Alewife-bound Red Line to Porter. To board the Commuter Rail, take an Ashmont or Braintree-bound Red Line train to Downtown Crossing. At Downtown Crossing, transfer to an Oak Grove-bound Orange Line train to North Station, and board any Fitchburg-bound Commuter Rail train.