Sectors
ZBW has a total of 30 sectors. These are broken down into Low Altitude, High Altitude, and Super High Altitude sectors, with 16 low sectors, 10 high sectors, and 1 super high sector. There are also 3 Low-High Altitude sectors which usually cover from the surface to unlimited and do not fit into any of the other sector categories. Within the Center, there are 5 Areas, which other ARTCCs often refer to as Specialties.
Read more about this topic: Boston Air Route Traffic Control Center