Area Code 972-201 located in DALLAS, DALLAS, TX, more detail is as below. Place NPA (Numbering Plan Area) : 972 NXX (Local Number Prefix) : 201 City : DALLAS County : DALLAS State : TX (Texas) NXX Use Type : Landline NXX Intro Version : 1997-01-11 FIPS (Federal Information Processing Standards) : 48113 LATA (Local Access Transport Area) : 552 Rate Center : DALLAS ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 75219 Other Information NPANXX : 972201 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 : MCI WORLDCOM COMMUNICATIONS, INC. - TX OCN (Operating Company Number) : 7239 Coverage Area Name : DALLAS Latitude : 32.8015 Longitude : -96.8256 ‹ previous : 972-201 next › : 972-202 Telephone Number List 972-201-0000 ~ 972-201-9999