Located in the Eastern (GMT -05:00) time zone. Area code 934 serves the state of New York. This area code was assigned on December 17th, 2014. On July 16th, 2016 it went into service. 934 is a General Purpose Code. 934 service area does overlap with 631 area codes. Dialing pattern for local calls within the same NPA (area code) is 10D.