Area Code 601-343 located in HEIDELBERG, JASPER, MS, more detail is as below. Place NPA (Numbering Plan Area) : 601 NXX (Local Number Prefix) : 343 City : HEIDELBERG County : JASPER State : MS (Mississippi) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 28061 LATA (Local Access Transport Area) : 482 Rate Center : HEIDELBERG ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 39439 Other Information NPANXX : 601343 County Population : 0 Switch CLLI (Common Language Location Identifier) : HDLBMSMAXMD MSA CBSA (Core Based Statistical Area) : Laurel, MS MSA CBSA Code (Core Based Statistical Area) : 29860 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : CENTURYTEL ACQ LLC DBA CENTURYLINK ACQUISITION-MS OCN (Operating Company Number) : 4664 Coverage Area Name : HEIDELBERG Latitude : 31.8850 Longitude : -88.9838 ‹ previous : 601-342 next › : 601-344 Telephone Number List 601-343-0000 ~ 601-343-9999