Area Code 939-389 located in SAN JUAN, SAN JUAN, PR, more detail is as below. Place NPA (Numbering Plan Area) : 939 NXX (Local Number Prefix) : 389 City : SAN JUAN County : SAN JUAN State : PR (Puerto Rico) NXX Use Type : Wireless NXX Intro Version : 2002-02-13 FIPS (Federal Information Processing Standards) : 72127 LATA (Local Access Transport Area) : 820 Rate Center : SANTURCE ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 00909 Other Information NPANXX : 939389 Switch CLLI (Common Language Location Identifier) : HTRYPRXBCM0 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 : SANTURCE Latitude : 18.4531 Longitude : -66.0798 ‹ previous : 939-389 next › : 939-394 Telephone Number List 939-389-0000 ~ 939-389-9999