Area Code 318-520 located in CASTOR, BIENVILLE, LA, more detail is as below. Place NPA (Numbering Plan Area) : 318 NXX (Local Number Prefix) : 520 City : CASTOR County : BIENVILLE State : LA (Louisiana) NXX Use Type : Landline NXX Intro Version : 2004-12-13 FIPS (Federal Information Processing Standards) : 22013 LATA (Local Access Transport Area) : 486 Rate Center : CASTOR ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 71016 Other Information NPANXX : 318520 County Population : 0 Switch CLLI (Common Language Location Identifier) : NTCHLABFDS0 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : CP-TEL NETWORK SERVICES, INC. - LA OCN (Operating Company Number) : 1762 Coverage Area Name : CASTOR Latitude : 32.2473 Longitude : -93.1667 ‹ previous : 318-519 next › : 318-521 Telephone Number List 318-520-0000 ~ 318-520-9999