Area Code 540-603 located in LOUISA, LOUISA, VA, more detail is as below. Place NPA (Numbering Plan Area) : 540 NXX (Local Number Prefix) : 603 City : LOUISA County : LOUISA State : VA (Virginia) NXX Use Type : Landline NXX Intro Version : 1/6/2011 FIPS (Federal Information Processing Standards) : 51109 LATA (Local Access Transport Area) : 246 Rate Center : LOUISA ZIP Code Count : 0 ZIP Code Frequency : 0 ZIP Code : 23093 Other Information NPANXX : 540603 County Population : 0 MSA CBSA (Core Based Statistical Area) : Richmond, VA MSA CBSA Code (Core Based Statistical Area) : 40060 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : CAVALIER TELEPHONE, LLC OCN (Operating Company Number) : 4725 Coverage Area Name : LOUISA Latitude : 38.0261 Longitude : -78.0075 ‹ previous : 540-602 next › : 540-604 Telephone Number List 540-603-0000 ~ 540-603-9999