Area Code 939-394 located in LAS MARIAS, LAS MARIAS, PR, more detail is as below. Place NPA (Numbering Plan Area) : 939 NXX (Local Number Prefix) : 394 City : LAS MARIAS County : LAS MARIAS State : PR (Puerto Rico) NXX Use Type : Landline NXX Intro Version : 2002-02-13 FIPS (Federal Information Processing Standards) : 72083 LATA (Local Access Transport Area) : 820 Rate Center : LAS MARIAS ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 00670 Other Information NPANXX : 939394 Switch CLLI (Common Language Location Identifier) : SAJUPRCO01C Time Zone : Atlantic (GMT -04:00) Observes Daylight Saving Time : No Company : CENTENNIAL PUERTO RICO OPERATIONS CORP. - PR OCN (Operating Company Number) : 8305 Coverage Area Name : LAS MARIAS Latitude : 18.2555 Longitude : -66.9929 ‹ previous : 939-389 next › : 939-397 Telephone Number List 939-394-0000 ~ 939-394-9999