Area Code 214-277 located in DALLAS, DALLAS, TX, more detail is as below. Place NPA (Numbering Plan Area) : 214 NXX (Local Number Prefix) : 277 City : DALLAS County : DALLAS State : TX (Texas) NXX Use Type : Landline NXX Intro Version : 1999-05-10 FIPS (Federal Information Processing Standards) : 48113 LATA (Local Access Transport Area) : 552 Rate Center : IRVING ZIP Code Count : 1 ZIP Code Frequency : 25 ZIP Code : 75207 Other Information NPANXX : 214277 County Population : 0 Switch CLLI (Common Language Location Identifier) : IRNGTXXFDS0 MSA CBSA (Core Based Statistical Area) : Dallas-Fort Worth-Arlington, TX MSA CBSA Code (Core Based Statistical Area) : 19100 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : GTE-SW DBA VERIZON SW INC.-TX OCN (Operating Company Number) : 4344 Coverage Area Name : IRVING Latitude : 32.9241 Longitude : -97.0078 ‹ previous : 214-276 next › : 214-277 Telephone Number List 214-277-0000 ~ 214-277-9999