Area Code 787-805 located in MAYAGUEZ, MAYAGUEZ, PR, more detail is as below. Place NPA (Numbering Plan Area) : 787 NXX (Local Number Prefix) : 805 City : MAYAGUEZ County : MAYAGUEZ State : PR (Puerto Rico) NXX Use Type : Landline NXX Intro Version : 1997-10-11 FIPS (Federal Information Processing Standards) : 72097 LATA (Local Access Transport Area) : 820 Rate Center : MAYAGUEZ ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 00680 Other Information NPANXX : 787805 Switch CLLI (Common Language Location Identifier) : MYGZPRCODS1 MSA CBSA (Core Based Statistical Area) : Mayagüez, PR MSA CBSA Code (Core Based Statistical Area) : 32420 Time Zone : Atlantic (GMT -04:00) Observes Daylight Saving Time : No Company : PUERTO RICO TELEPHONE CO. OCN (Operating Company Number) : 3201 Coverage Area Name : MAYAGUEZ Latitude : 18.2003 Longitude : -67.1433 ‹ previous : 787-804 next › : 787-806 Telephone Number List 787-805-0000 ~ 787-805-9999