Illinois State Police Districts 1,2,5,6,8,15,17,21

Illinois State Police Talkgroup Coverage ISP District 17 Show more Talkgroups are as follows -District 17 (LaSalle) Dispatch A and B - ISP District 1 (Sterling) Dispatch A and B - ISP District 8 (Metamora) Dispatch A and B -ISP District 6 (Pontaic) Dispatch A and B -ISP District 5 (Lockport) Dispatch A and B -ISP District 2 (Elgin) Dispatch A B and C -ISP District 15 (Oakbrook Tollway)Dispatch A and B -ISPERN -IREACH