631-839 Prefix — Brentwood, New York

Phone numbers starting with 631-839 are based in Brentwood, New York, primarily served by T-Mobile.

Recently looked-up numbers in 631-839

• 631-839-3911
• 631-839-7993
• 631-839-7482

More about this region

Area code 631 directory · About area code 631 · Get a NY phone number

Last updated: May 20, 2026