The NCSHP is divided into nine troops. Troops A - H are highway troopers. Troop I is a special designation for the following:
Troop I/I - Criminal Interdiction Team; I/II - Motor Unit; I/III - Collision Reconstruction Team; I/IV - Aviation Unit; I/V - Hazardous Material Unit. Spouses whose husband or wife is assigned to Troop I should align themselves with the Troop and District in which they live.
Every Troop, A - H has a District IX (9) - Motor Carrier Enforcement. Spouses whose husband or wife is assigned to District IX should align themselves with the Troop and District in which they live.