Area Code 321-277 located in ALTAMONTE SPRINGS, SEMINOLE, FL, more detail is as below. Place NPA (Numbering Plan Area) : 321 NXX (Local Number Prefix) : 277 City : ALTAMONTE SPRINGS County : SEMINOLE State : FL (Florida) NXX Use Type : Wireless NXX Intro Version : 2000-08-20 FIPS (Federal Information Processing Standards) : 12117 LATA (Local Access Transport Area) : 458 Rate Center : WINTERPARK ZIP Code Count : 1 ZIP Code Frequency : 50 ZIP Code : 32714 Other Information NPANXX : 321277 County Population : 0 Switch CLLI (Common Language Location Identifier) : ORLEFLKTCM0 MSA CBSA (Core Based Statistical Area) : Orlando-Kissimmee-Sanford, FL MSA CBSA Code (Core Based Statistical Area) : 36740 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : SPRINT SPECTRUM L.P. OCN (Operating Company Number) : 6664 Coverage Area Name : WINTER PARK Latitude : 28.6162 Longitude : -81.3833 ‹ previous : 321-277 next › : 321-278 Telephone Number List 321-277-0000 ~ 321-277-9999