From Wazeopedia
→‎Regional GIS: Add Northwest Hills COG Regional GIS
*[ Capitol Region Council of Governments] - Andover, Avon, Berlin, Bloomfield, Bolton, Canton, Columbia, Coventry, East Granby, East Hartford, East Winsor, Ellington, Enfield, Farmington, Glastonbury, Granby, Hartford, Hebron, Manchester, Mansfield, Marlborough, New Britain, Newington, Plainville, Rocky Hill, Simsbury, Somers, South Windsor, Southington, Suffield, Tolland, Vernon, West Hartford, Wethersfield, Willington, Windsor, Windsor Locks
*[ Northeast Connecticut Council of Governments] - Ashford, Brooklyn, Canterbury, Chaplin, Eastford, Hampton, Killingly*, Plainfield, Pomfret, Putnam, Scotland, Sterling, Thompson, Union, Voluntown, Woodstock (*Killingly does not participate in the Council's GIS, they have their own, see link above)
*[ Northwest Hills Council of Governments] - Barkhamsted, Burlington, Canaan, Colebrook, Cornwall, Goshen, Hartland, Harwinton, Kent, Litchfield, Morris, New Hartford, Norfolk, North Canaan, Roxbury, Salisbury, Sharon, Torrington, Warren, Washington, Winchester (including Winsted)
*[ South Central Regional Council of Governments] - Bethany, Branford, East Haven, Guilford, Hamden, Madison, Meriden, Milford, New Haven, North Branford, North Haven, Orange, Wallingford, West Haven, Woodbridge
*[ Southeastern Connecticut Council of Governments] - Bozrah, Colchester, East Lyme, Franklin, Griswold, Groton, Lebanon, Ledyard, Lisbon, Montville, New London, North Stonington, Norwich, Preston, Salem, Sprague, Stonington, Waterford, Windham, Mashantucket Pequot Tribal Nation, Mohegan Tribal Nation