From 1958 through 1966, the sector controlled air defense fighter, missile and radar units in Maine and northern Vermont and New Hampshire.

[6] On 1 March 1959 the new Semi Automatic Ground Environment (SAGE) Direction Center (DC-05) became operational.

The day-to-day operations of the command was to train and maintain tactical flying units flying jet interceptor aircraft (F-94 Starfire; F-102 Delta Dagger; F-106 Delta Dart) in a state of readiness with training missions and series of exercises with SAC and other units simulating interceptions of incoming enemy aircraft.

The sector was inactivated 1 April 1966 as part of an ADC reorganization, with its mission, personnel and equipment being reassigned to the 36th Air Division, which was simultaneously activated at Topsham.

This article incorporates public domain material from the Air Force Historical Research Agency