Area Code 270-252 located in CALVERT CITY, MARSHALL, KY, more detail is as below. Place NPA (Numbering Plan Area) : 270 NXX (Local Number Prefix) : 252 City : CALVERT CITY County : MARSHALL State : KY (Kentucky) NXX Use Type : Landline NXX Intro Version : 2000-10-31 FIPS (Federal Information Processing Standards) : 21157 LATA (Local Access Transport Area) : 464 Rate Center : BENTON ZIP Code Count : 11 ZIP Code Frequency : 6 ZIP Code : 42029 Other Information NPANXX : 270252 County Population : 0 Switch CLLI (Common Language Location Identifier) : BNTNKYMADS0 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL OCN (Operating Company Number) : 9419 Coverage Area Name : BENTON Latitude : 36.8544 Longitude : -88.3515 ‹ previous : 270-251 next › : 270-252 Telephone Number List 270-252-0000 ~ 270-252-9999