Cook County E-911

Emergency Telephone System Board

Provides 9-1-1 services for all unincorporated Cook County, Illinois and the municipalities of Berkeley, Blue Island, Chicago Heights, Crestwood, Golf, Harvey, Hometown, Indian Head Park, Lyons, Merrionette Park, Metra, Northlake, Palos Park, Park Ridge, Phoenix, Prairie State. Robbins, and Worth Police Department.

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