Area Code 631-229 located in AMITYVILLE, SUFFOLK, NY, more detail is as below. Place NPA (Numbering Plan Area) : 631 NXX (Local Number Prefix) : 229 City : AMITYVILLE County : SUFFOLK State : NY (New York) NXX Use Type : Landline NXX Intro Version : 2000-08-20 FIPS (Federal Information Processing Standards) : 36103 LATA (Local Access Transport Area) : 132 Rate Center : AMITYVILLE ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 11701 Other Information NPANXX : 631229 Switch CLLI (Common Language Location Identifier) : NYCMNY83DS5 MSA CBSA (Core Based Statistical Area) : New York-Northern New Jersey-Long Island, NY-NJ-PA MSA CBSA Code (Core Based Statistical Area) : 35620 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : XO NEW YORK, INC. OCN (Operating Company Number) : 8340 Coverage Area Name : AMITYVILLE Latitude : 40.6787 Longitude : -73.4129 ‹ previous : 631-228 next › : 631-230 Telephone Number List 631-229-0000 ~ 631-229-9999