Area Code 254-266 located in HILLSBORO, HILL, TX, more detail is as below. Place NPA (Numbering Plan Area) : 254 NXX (Local Number Prefix) : 266 City : HILLSBORO County : HILL State : TX (Texas) NXX Use Type : Wireless NXX Intro Version : 2004-05-02 FIPS (Federal Information Processing Standards) : 48217 LATA (Local Access Transport Area) : 556 Rate Center : HILLSBORO ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 76645 Other Information NPANXX : 254266 County Population : 0 Switch CLLI (Common Language Location Identifier) : WACOTXSU1MD Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX OCN (Operating Company Number) : 6506 Coverage Area Name : HILLSBORO Latitude : 32.0157 Longitude : -97.1261 ‹ previous : 254-265 next › : 254-270 Telephone Number List 254-266-0000 ~ 254-266-9999