For information about New York State's wholesale energy market and these energy pricing zones, visit the New York Independent System Operator's (NYISO's) Web site at www.nyiso.com.

• Zones A, C, D, & E are West of the Total East NYISO Interface.
• Zones F, G, & H are East of the Total East NYISO Interface.
• If a customer is NYSEG electricity customer, the customer's location (based on the electrical connection) relative to the Total East NYISO Interface is used by NYSEG in determining the transition charge (or credit) and supply price (if applicable) for the customer's bill.
• For details, see NYSEG's PSC approved tariff.

NYISO Zones
A - West Zone B - Genesee Zone C - Central Zone D - North Zone E - Mohawk Valley Zone F - Capital Zone H - Millwood Zone

 

Central Zone
County	Name	Sub-Zone
Allegany
	Town of
	Alfred	NYSEG NY Central
	Almond	NYSEG NY Central
	Birdsall	NYSEG NY Central
	Burns	NYSEG NY Central
	Genesee	NYSEG NY Central
	Grove	NYSEG NY Central
	Ward	NYSEG NY Central
	West Almond	NYSEG NY Central
	Village of
	Alfred	NYSEG NY Central
	Almond	NYSEG NY Central
	Canaseraga	NYSEG NY Central
Broome
	City of
	Binghamton	NYSEG NY Central
	Town of
	Barker	NYSEG NY Central
	Binghamton	NYSEG NY Central
	Chenango	NYSEG NY Central
	Colesville	NYSEG NY Central
	Conklin	NYSEG NY Central
	Dickinson	NYSEG NY Central
	Fenton	NYSEG NY Central
	Kirkwood	NYSEG NY Central
	Lisle	NYSEG NY Central
	Maine	NYSEG NY Central
	Nanticoke	NYSEG NY Central
	Triangle	NYSEG NY Central
	Union	NYSEG NY Central
	Vestal	NYSEG NY Central
	Windsor	NYSEG NY Central
	Village of
	Endicott	NYSEG NY Central
	Johnson City	NYSEG NY Central
	Lisle	NYSEG NY Central
	Port Dickinson	NYSEG NY Central
	Whitney Point	NYSEG NY Central
	Windsor	NYSEG NY Central
Cattaraugus
	City of
	Olean	NYSEG NY Central
	Town of
	Allegany	NYSEG NY Central
	Carrollton	NYSEG NY Central
	Olean	NYSEG NY Central
	Village of
	Allegany	NYSEG NY Central
	Limestone	NYSEG NY Central
Cayuga
	City of
	Auburn	NYSEG NY Central
	Town of
	Aurelius	NYSEG NY Central
	Brutus	NYSEG NY Central
	Fleming	NYSEG NY Central
	Genoa	NYSEG NY Central
	Ledyard	NYSEG NY Central
	Locke	NYSEG NY Central
	Mentz	NYSEG NY Central
	Montezuma	NYSEG NY Central
	Moravia	NYSEG NY Central
	Owasco	NYSEG NY Central
	Scipio	NYSEG NY Central
	Sempronius	NYSEG NY Central
	Sennett	NYSEG NY Central
	Springport	NYSEG NY Central
	Summerhill	NYSEG NY Central
	Throop	NYSEG NY Central
	Venice	NYSEG NY Central
	Village of
	Aurora	NYSEG NY Central
	Cayuga	NYSEG NY Central
	Moravia	NYSEG NY Central
	Port Byron	NYSEG NY Central
	Union Springs	NYSEG NY Central
	Weedsport	NYSEG NY Central
Chemung
	City of
	Elmira	NYSEG NY Central
	Town of
	Baldwin	NYSEG NY Central
	Big Flats	NYSEG NY Central
	Catlin	NYSEG NY Central
	Chemung	NYSEG NY Central
	Elmira	NYSEG NY Central
	Erin	NYSEG NY Central
	Horseheads	NYSEG NY Central
	Southport	NYSEG NY Central
	Van Etten	NYSEG NY Central
	Veteran	NYSEG NY Central
	Village of
	Elmira Heights	NYSEG NY Central
	Horseheads	NYSEG NY Central
	Millport	NYSEG NY Central
	Van Etten	NYSEG NY Central
	Wellsburg	NYSEG NY Central

Chenango
	Town of
	Coventry	NYSEG NY Central
	German	NYSEG NY Central
	Greene	NYSEG NY Central
	McDonough	NYSEG NY Central
	Otselic	NYSEG NY Central
	Pharsalia	NYSEG NY Central
	Pitcher	NYSEG NY Central
	Village of
	Greene	NYSEG NY Central
	Oxford	NYSEG NY Central
Cortland
	City of
	Cortland	NYSEG NY Central
	Town of
	Cincinnatus	NYSEG NY Central
	Cortlandville	NYSEG NY Central
	Freetown	NYSEG NY Central
	Harford	NYSEG NY Central
	Homer	NYSEG NY Central
	Lapeer	NYSEG NY Central
	Marathon	NYSEG NY Central
	Preble	NYSEG NY Central
	Taylor	NYSEG NY Central
	Virgil	NYSEG NY Central
	Willet	NYSEG NY Central
	Village of
	Homer	NYSEG NY Central
	Marathon	NYSEG NY Central
	McGraw	NYSEG NY Central
Livingston
	Town of
	Conesus	NYSEG NY Central
	Groveland	NYSEG NY Central
	Leicester	NYSEG NY Central
	Mt. Morris	NYSEG NY Central
	North Dansville	NYSEG NY Central
	Nunda	NYSEG NY Central
	Ossian	NYSEG NY Central
	Portage	NYSEG NY Central
	Sparta	NYSEG NY Central
	Springwater	NYSEG NY Central
	West Sparta	NYSEG NY Central
	Village of
	Dansville	NYSEG NY Central
	Leicester	NYSEG NY Central
	Nunda	NYSEG NY Central
Madison
	Town of
	DeRuyter	NYSEG NY Central
	Georgetown	NYSEG NY Central
	Village of
	DeRuyter	NYSEG NY Central
Onondaga
	Town of
	Camillus	NYSEG NY Central
	Elbridge	NYSEG NY Central
	Marcellus	NYSEG NY Central
	Otisco	NYSEG NY Central
	Skaneateles	NYSEG NY Central
	Spafford	NYSEG NY Central
	Van Buren	NYSEG NY Central
	Village of
	Elbridge	NYSEG NY Central
	Jordan	NYSEG NY Central
	Marcellus	NYSEG NY Central
	Skaneateles	NYSEG NY Central
Ontario
	City of
	Canandaigua	NYSEG NY Central
	Geneva	NYSEG NY Central
	Town of
	Canandaigua	NYSEG NY Central
	Geneva	NYSEG NY Central
	Gorham	NYSEG NY Central
	Hopewell	NYSEG NY Central
	Manchester	NYSEG NY Central
	Naples	NYSEG NY Central
	Phelps	NYSEG NY Central
	Seneca	NYSEG NY Central
	Village of
	Clifton Springs	NYSEG NY Central
	Manchester	NYSEG NY Central
	Naples	NYSEG NY Central
	Phelps	NYSEG NY Central
	Rushville	NYSEG NY Central
	Shortsville	NYSEG NY Central
Owasco
	Town of
	Moravia	NYSEG NY Central
Schuyler
	Town of
	Catharine	NYSEG NY Central
	Cayuta	NYSEG NY Central
	Dix	NYSEG NY Central
	Hector	NYSEG NY Central
	Montour	NYSEG NY Central
	Orange	NYSEG NY Central
	Reading	NYSEG NY Central
	Tyrone	NYSEG NY Central

	Village of
	Burdett	NYSEG NY Central
	Montour Falls	NYSEG NY Central
	Odessa	NYSEG NY Central
	Watkins Glen	NYSEG NY Central
Seneca
	Town of
	Covert	NYSEG NY Central
	Fayette	NYSEG NY Central
	Junius	NYSEG NY Central
	Lodi	NYSEG NY Central
	Ovid	NYSEG NY Central
	Romulus	NYSEG NY Central
	Seneca Falls	NYSEG NY Central
	Tyre	NYSEG NY Central
	Varick	NYSEG NY Central
	Waterloo	NYSEG NY Central
Steuben
	City of
	Corning	NYSEG NY Central
	Hornell	NYSEG NY Central
	Town of
	Addison	NYSEG NY Central
	Avoca	NYSEG NY Central
	Bath	NYSEG NY Central
	Bradford	NYSEG NY Central
	Cameron	NYSEG NY Central
	Campbell	NYSEG NY Central
	Canisteo	NYSEG NY Central
	Caton	NYSEG NY Central
	Cohocton	NYSEG NY Central
	Corning	NYSEG NY Central
	Dansville	NYSEG NY Central
	Erwin	NYSEG NY Central
	Fremont	NYSEG NY Central
	Greenwood	NYSEG NY Central
	Hartsville	NYSEG NY Central
	Hornby	NYSEG NY Central
	Hornellsville	NYSEG NY Central
	Howard	NYSEG NY Central
	Jasper	NYSEG NY Central
	Lindley	NYSEG NY Central
	Prattsburg	NYSEG NY Central
	Pulteney	NYSEG NY Central
	Rathbone	NYSEG NY Central
	Thurston	NYSEG NY Central
	Troupsburg	NYSEG NY Central
	Tuscarora	NYSEG NY Central
	Urbana	NYSEG NY Central
	Wayland	NYSEG NY Central
	Wayne	NYSEG NY Central
	West Union	NYSEG NY Central
	Wheeler	NYSEG NY Central
	Woodhull	NYSEG NY Central
	Village of
	Addison	NYSEG NY Central
	Almond	NYSEG NY Central
	Arkport	NYSEG NY Central
	Avoca	NYSEG NY Central
	Bath	NYSEG NY Central
	Canisteo	NYSEG NY Central
	Cohocton	NYSEG NY Central
	Hammondsport	NYSEG NY Central
	North Hornell	NYSEG NY Central
	Painted Post	NYSEG NY Central
	Riverside	NYSEG NY Central
	Savona	NYSEG NY Central
	South Corning	NYSEG NY Central
	Wayland	NYSEG NY Central
Tioga
	Town of
	Barton	NYSEG NY Central
	Berkshire	NYSEG NY Central
	Candor	NYSEG NY Central
	Newark Valley	NYSEG NY Central
	Nichols	NYSEG NY Central
	Owego	NYSEG NY Central
	Richford	NYSEG NY Central
	Village of
	Candor	NYSEG NY Central
	Nichols	NYSEG NY Central
	Owego	NYSEG NY Central
Tompkins
	City of
	Ithaca	NYSEG NY Central
	Town of
	Danby	NYSEG NY Central
	Dryden	NYSEG NY Central
	Enfield	NYSEG NY Central
	Groton	NYSEG NY Central
	Ithaca	NYSEG NY Central
	Lansing	NYSEG NY Central
	Ulysses	NYSEG NY Central
	Village of
	Dryden	NYSEG NY Central