Area Code 305-428 located in MIAMI, MIAMI-DADE, FL, more detail is as below. Place NPA (Numbering Plan Area) : 305 NXX (Local Number Prefix) : 428 City : MIAMI County : MIAMI-DADE State : FL (Florida) NXX Use Type : Landline NXX Intro Version : 1997-04-01 FIPS (Federal Information Processing Standards) : 12086 LATA (Local Access Transport Area) : 460 Rate Center : MIAMI ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 33162 Other Information NPANXX : 305428 County Population : 0 Switch CLLI (Common Language Location Identifier) : NDADFLGG1KD MSA CBSA (Core Based Statistical Area) : Miami-Fort Lauderdale-Pompano Beach, FL MSA CBSA Code (Core Based Statistical Area) : 33100 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : TCG SOUTH FLORIDA OCN (Operating Company Number) : 8300 Coverage Area Name : MIAMI Latitude : 25.9459 Longitude : -80.1898 ‹ previous : 305-428 next › : 305-429 Telephone Number List 305-428-0000 ~ 305-428-9999