Area Code 787-903 located in TRUJILLO ALTO, TRUJILLO ALTO, PR, more detail is as below. Place NPA (Numbering Plan Area) : 787 NXX (Local Number Prefix) : 903 City : TRUJILLO ALTO County : TRUJILLO ALTO State : PR (Puerto Rico) NXX Use Type : Wireless NXX Intro Version : 2005-10-13 FIPS (Federal Information Processing Standards) : 72139 LATA (Local Access Transport Area) : 820 Rate Center : TRUJILLOAL ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 00976 Other Information NPANXX : 787903 Switch CLLI (Common Language Location Identifier) : SNJNPRLGCM1 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 : NEW CINGULAR WIRELESS PCS, LLC - GA OCN (Operating Company Number) : 6214 Coverage Area Name : TRUJILLO ALTO Latitude : 18.3717 Longitude : -66.0231 ‹ previous : 787-902 next › : 787-904 Telephone Number List 787-903-0000 ~ 787-903-9999