Area Code 787-912 located in LAS PIEDRAS, LAS PIEDRAS, PR, more detail is as below. Place NPA (Numbering Plan Area) : 787 NXX (Local Number Prefix) : 912 City : LAS PIEDRAS County : LAS PIEDRAS State : PR (Puerto Rico) NXX Use Type : Landline NXX Intro Version : 2000-01-14 FIPS (Federal Information Processing Standards) : 72085 LATA (Local Access Transport Area) : 820 Rate Center : LASPIEDRAS ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 00771 Other Information NPANXX : 787912 Switch CLLI (Common Language Location Identifier) : SAJUPRCO01C MSA CBSA (Core Based Statistical Area) : San Juan-Caguas-Guaynabo, PR MSA CBSA Code (Core Based Statistical Area) : 41980 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 PIEDRAS Latitude : 18.1810 Longitude : -65.8655 ‹ previous : 787-910 next › : 787-913 Telephone Number List 787-912-0000 ~ 787-912-9999