NYSEG office in Olean (ZIP 14760)

By James Pochez | Updated 25 May 2026 | 3 min read

The NYSEG office at 1798 W Sullivan St in Olean (ZIP 14760) is a walk-in customer-service centre for Cattaraugus County and southwestern New York. You can pay a bill, open or close an account, and discuss billing in person. Outages and gas emergencies must be reported by phone, not in person.

1798 W Sullivan St, Olean NY 14760 Mon-Fri 8:00 am - 4:30 pm Southwestern NY

Address, hours and phone

Walk-in address

NYSEG Olean Office
1798 West Sullivan Street
Olean, NY 14760
United States

NYSEG is owned by Avangrid. Rates are regulated by the New York Public Service Commission (PSC).

Hours of operation

Monday: 8:00 am - 4:30 pm
Tuesday: 8:00 am - 4:30 pm
Wednesday: 8:00 am - 4:30 pm
Thursday: 8:00 am - 4:30 pm
Friday: 8:00 am - 4:30 pm
Saturday: Closed
Sunday: Closed

Olean office

1-716-372-4530

During office hours only

Electric outage (24/7)

1-800-572-1131

Report a power outage any time

Gas emergency (24/7)

1-800-572-1121

Smell gas? Leave first, then call

General NYSEG customer service is available at 1-800-572-1111 (Mon-Fri 7:00 am - 7:00 pm).

What you can do at this office

You can come in person to

Pay a bill in cash, by check, or by card.

Open or close an account (bring photo ID and your move-in date).

Ask about a payment plan or budget billing.

Get help understanding your paper bill or kilowatt-hour (kWh) usage.

Ask questions about switching to an alternate ESCO supplier.

Call instead for

Power outage: call 1-800-572-1131 any time, day or night.

Gas leak or gas smell: leave the building, then call 911 and 1-800-572-1121.

Downed power line: stay clear, keep others away, call the outage line.

Start service when moving in: call at least 5 business days in advance.

Stop service when moving out: notify NYSEG 1 to 2 business days ahead.

Other NYSEG offices nearby

If Olean is not the closest centre, NYSEG runs several other walk-in offices across western New York and the Southern Tier.

Hornell

Southern Tier

ZIP 14843

Lancaster

150 Erie St

ZIP 14086

Lockport

6544 Lincoln Ave

ZIP 14094

Horseheads

Elmira area

ZIP 14845

See the full list on the NYSEG local offices hub.

Useful links

For tasks that do not need a visit, the following pages handle most NYSEG requests online or by phone.

NYSEG utility hubCompany overview, service map, rate structure. Pay your NYSEG billOnline, phone, mail and autopay options. All contact optionsEvery phone line, email and mailing address. Move in: start serviceCall 5 business days before move-in. Move out: stop serviceAvoid extra charges after you leave. All NYSEG officesMap and full list of 20 walk-in offices. Electricity in New YorkESCO suppliers, deregulated market basics.

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