Area Code 540-318 located in STAFFORD, STAFFORD, VA, more detail is as below. Place NPA (Numbering Plan Area) : 540 NXX (Local Number Prefix) : 318 City : STAFFORD County : STAFFORD State : VA (Virginia) NXX Use Type : Landline NXX Intro Version : 3/24/2006 FIPS (Federal Information Processing Standards) : 51179 LATA (Local Access Transport Area) : 236 Rate Center : STAFFORD ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 22554 Other Information NPANXX : 540318 County Population : 0 Switch CLLI (Common Language Location Identifier) : HRNDVA13DS0 MSA CBSA (Core Based Statistical Area) : Washington-Arlington-Alexandria, DC-VA-MD-WV MSA CBSA Code (Core Based Statistical Area) : 47900 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : CAVALIER TELEPHONE, LLC OCN (Operating Company Number) : 4725 Coverage Area Name : STAFFORD Latitude : 38.4195 Longitude : -77.4068 ‹ previous : 540-317 next › : 540-319 Telephone Number List 540-318-0000 ~ 540-318-9999