Area Code 631

Area code 631 covers Yonkers and nearby cities including Brentwood, Centereach, Central Islip in New York, in the Eastern Time.

Is a call from 631 a scam? Who called me from 631?

Cities in area code 631

Yonkers, Brentwood, Centereach, Central Islip, Commack, Copiague, Coram, Deer Park, Dix Hills, East Northport, East Patchogue, Hauppauge

Other New York area codes

• 212 — New York City
• 315 — Syracuse
• 329 — Yonkers
• 332 — New York City
• 347 — New York City
• 363 — New York City
• 465 — New York City
• 516 — New York City
• 518 — Albany
• 585 — Rochester
• 607 — Binghamton
• 624 — Buffalo
• 646 — New York City
• 680 — Syracuse
• 716 — Buffalo
• 718 — New York City
• 838 — Albany
• 845 — Yonkers
• 914 — New York City
• 917 — New York City
• 929 — New York City
• 934 — Yonkers

Nearby area codes

• 934 — Yonkers
• 363 — New York City
• 516 — New York City
• 203 — Bridgeport
• 475 — Bridgeport
• 914 — New York City

Sourced from the official NANPA (North American Numbering Plan Administrator) numbering database, current as of June 20, 2026. Refreshed monthly.