Area Code 254-688 located in HAMILTON, HAMILTON, TX, more detail is as below. Place NPA (Numbering Plan Area) : 254 NXX (Local Number Prefix) : 688 City : HAMILTON County : HAMILTON State : TX (Texas) NXX Use Type : Wireless NXX Intro Version : 2004-01-27 FIPS (Federal Information Processing Standards) : 48193 LATA (Local Access Transport Area) : 552 Rate Center : HAMILTON ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 76531 Other Information NPANXX : 254688 County Population : 0 Switch CLLI (Common Language Location Identifier) : HMTNTXXA0MD 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 : HAMILTON Latitude : 31.6984 Longitude : -98.1273 ‹ previous : 254-687 next › : 254-690 Telephone Number List 254-688-0000 ~ 254-688-9999