North Country Public Health Network
The towns in this region include Bath, Benton, Berlin, Bethlehem, Carroll, Clarksville, Colebrook, Columbia, Salton, Dixville, Dummer, Easton, Errol, Franconia, Haverhill, Gorham, Groveton-Northumberland, Jefferson, Lancaster, Landaff, Lincoln, Lisbon, Littleton, Lyman, Milan, Millsfield, Monroe, Odell, Pittsburg, Randolph, Shelburne, Stark, Stewartstown, Stratford, Sugar Hill, Wentworth's Location, Whitefield, and Woodstock.

Carroll County Public Health Network
The towns in this region include Albany, Bartlett, Chatham, Conway, Eaton, Hart's Location, Jackson, Madison, Broofield, Effingham, Freedom, Ossipee, Tamworth, Tuftonboro, Wakefield, and Wolfeboro.

Upper Valley Public Health Network
The towns in this region include Canaan, Cornish, Dorchester, Enfield, Grafton, Grantham, Hanover, Lebanon, Lyme, Orange, Orford, Piermont, and Plainfield.

Greater Plymouth Public Health Network
The towns in this region include Ashland, Campton, Ellsworth, Holderness, Plymouth, Rumney, Thornton, Warren, Waterville Valley, and Wentworth.

Franklin/Bristol Public Health Network
The towns in this region include Alexandria, Andover, Bridgewater, Bristol, Danbury, Franklin, Groton, Hebron, Hill, New Hampton, Northfield, Salisbury, Sanbornton and Tilton.

Laconia/Meredith Public Health Network
The towns in this region include Alton, Belmont, Center Harbor, Gilford, Gilmanton, Laconia, Meredith, Moultonborough and Sandwich.

Greater Sullivan County Public Health Network
The towns in this region include Acworth, Charlestown, Claremont, Croydon, Goshen, Langdon, Lempster, New London, Newbury, Newport, Springfield, Sunapee, Sutton, Unity, and Wilmot.

Capital Area Public Health Network (CAPHN)
The towns in this region include the City of Concord and the towns of Allenstown, Barnstead, Boscawen, Bow, Bradford, Canterbury, Chichester, Deering, Dunbarton, Epsom, Henniker, Hillsborough, Hopkinton, Loudon, Northwood, Pembroke, Pittsfield, Warner, Washington, Webster, Weare, and Windsor.

Strafford County Public Health Network
The towns in this region include the City of Dover, Rochester, and Somersworth and the towns of Barrington, Durham, Farmington, Lee, Madbury, Middleton, Milton, New Durham, Rollinsford, and Strafford.

Greater Monadnock Public Health Network
The towns in this region include the City of Keene and the towns of Alstead, Antrim, Bennington, Chesterfield, Dublin, Fitzwilliam, Francestown, Gilsum, Greenfield, Greenville, Hancock, Harrisville, Hinsdale, Jaffrey, Malborough, Marlow, Nelson, New Ipswich, Peterborough, Richmond, Rindge, Roxbury, Sharon, Stoddard, Sullivan, Surry, Swanzey, Temple, Troy, Walpole, Westmoreland, and Winchester.

Greater Manchester Public Health Network
The towns in this region include the city of Manchester and the towns of Auburn, Bedford, Candia, Deerfield, Goffstown, Hooksett and New Boston.

Greater Nashua Public Health Network
The towns included in this region are the City of Nashua and the towns of Amherst, Brookline, Hollis, Hudson, Litchfield, Lyndeborough, Mason, Merrimack, Milford, Mont Vernon, Pelham, and Wilton.

Greater Derry Public Health Network
The towns included in the service area are Atkinson, Chester, Danville, Derry, Hampstead, Londonderry, Plaistow, Salem, Sandown and Windham.

Greater Exeter Public Health Network
The towns in this region are Brentwood, East Kingston, Epping, Exeter, Fremont, Hampton, Hampton Falls, Kensignton, Kingston, Newfields, Newmarket, Newton, Nottingham, Raymond, Seabrook, South Hampton, and Stratham.

Greater Portsmouth Public Health Network
The towns in this region include the City of Portsmouth and the towns of Greenland, New Castle, Newington, North Hampton, and Rye.