Brazoria County (TX) Sheriff Unit IDs

15xx - BCSO
2025 - DPS
21xx - DPS
215x - DPS (North end of Brazoria County and they work out of the Manvel Office.)
217x - DPS (Central Brazoria County and they work out of the Angleton Office.)
219x - DPS (South end of Brazoria County and they work out of the Freeport Office.)
29xx - All municipal police departments that are dispatched by BCSO.
2985 - Sweeny Police
350x - BCSO Narcotics
3508 - BCSO's canine unit. The canine unit is assigned to the Narcotics Division, which is why he has a 350x number vs. the usual 15xx BCSO unit number.