Area Code 254-237 located in MEXIA, LIMESTONE, TX, more detail is as below. Place NPA (Numbering Plan Area) : 254 NXX (Local Number Prefix) : 237 City : MEXIA County : LIMESTONE State : TX (Texas) NXX Use Type : Landline NXX Intro Version : 2001-10-31 FIPS (Federal Information Processing Standards) : 48293 LATA (Local Access Transport Area) : 556 Rate Center : MEXIA ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 76667 Other Information NPANXX : 254237 County Population : 0 Switch CLLI (Common Language Location Identifier) : MEXITXMXRS0 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : SOUTHWESTERN BELL OCN (Operating Company Number) : 9533 Coverage Area Name : MEXIA Latitude : 31.6737 Longitude : -96.4754 ‹ previous : 254-236 next › : 254-238 Telephone Number List 254-237-0000 ~ 254-237-9999