Area Code 214-291 located in DALLAS, DALLAS, TX, more detail is as below. Place NPA (Numbering Plan Area) : 214 NXX (Local Number Prefix) : 291 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 : PLANO ZIP Code Count : 1 ZIP Code Frequency : 33 ZIP Code : 75224 Other Information NPANXX : 214291 County Population : 0 Switch CLLI (Common Language Location Identifier) : DLLSTXSQDS0 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 : XO TEXAS, INC. OCN (Operating Company Number) : 8958 Coverage Area Name : PLANO Latitude : 33.0178 Longitude : -96.6988 ‹ previous : 214-290 next › : 214-291 Telephone Number List 214-291-0000 ~ 214-291-9999