Area Code 318-389 located in CLAYTON, CONCORDIA, LA, more detail is as below. Place NPA (Numbering Plan Area) : 318 NXX (Local Number Prefix) : 389 City : CLAYTON County : CONCORDIA State : LA (Louisiana) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 22029 LATA (Local Access Transport Area) : 486 Rate Center : SICILY IS ZIP Code Count : 149 ZIP Code Frequency : 18 ZIP Code : 71326 Other Information NPANXX : 318389 County Population : 0 Switch CLLI (Common Language Location Identifier) : SCISLAMARS1 MSA CBSA (Core Based Statistical Area) : Natchez, MS-LA MSA CBSA Code (Core Based Statistical Area) : 35020 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 : SICILY ISLAND Latitude : 31.8449 Longitude : -91.6557 ‹ previous : 318-388 next › : 318-389 Telephone Number List 318-389-0000 ~ 318-389-9999