Area Code 939-309 located in GUAYAMA, GUAYAMA, PR, more detail is as below. Place NPA (Numbering Plan Area) : 939 NXX (Local Number Prefix) : 309 City : GUAYAMA County : GUAYAMA State : PR (Puerto Rico) NXX Use Type : Landline NXX Intro Version : 3/21/2007 FIPS (Federal Information Processing Standards) : 72057 LATA (Local Access Transport Area) : 820 Rate Center : GUAYAMA ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 00784 Other Information NPANXX : 939309 Switch CLLI (Common Language Location Identifier) : SNSJPR06CA0 MSA CBSA (Core Based Statistical Area) : Guayama, PR MSA CBSA Code (Core Based Statistical Area) : 25020 Time Zone : Atlantic (GMT -04:00) Observes Daylight Saving Time : No Company : TELEFONICA LARGA DISTANCIA DE PUERTO RICO - PR OCN (Operating Company Number) : 302B Coverage Area Name : GUAYAMA Latitude : 17.9828 Longitude : -66.1119 ‹ previous : 939-308 next › : 939-322 Telephone Number List 939-309-0000 ~ 939-309-9999