Tucson Sector covers most of the State of Arizona from the New Mexico State line to the Yuma County line. This area covers a total of 262 border miles and we are one of the busiest sectors in the country in both illegal alien apprehensions and marijuana seizures. We currently have approximately 3,700 agents working the nine stations in Tucson Sector. This site provides Sector-related information, including sector operations, contact information, where our stations are located, and news.