Area Code 408-273 located in ALVISO, SANTA CLARA, CA, more detail is as below. Place NPA (Numbering Plan Area) : 408 NXX (Local Number Prefix) : 273 City : ALVISO County : SANTA CLARA State : CA (California) NXX Use Type : Landline NXX Intro Version : 1996-10-15 FIPS (Federal Information Processing Standards) : 06085 LATA (Local Access Transport Area) : 722 Rate Center : SNJS NORTH ZIP Code Count : 2 ZIP Code Frequency : 25 ZIP Code : 95002 Other Information NPANXX : 408273 Switch CLLI (Common Language Location Identifier) : SNJSCARMDS0 MSA CBSA (Core Based Statistical Area) : San Jose-Sunnyvale-Santa Clara, CA MSA CBSA Code (Core Based Statistical Area) : 41940 Time Zone : Pacific (GMT -08:00) Observes Daylight Saving Time : Yes Company : MCI WORLDCOM COMMUNICATIONS, INC., CA OCN (Operating Company Number) : 7240 Coverage Area Name : SAN JOSE Latitude : 37.4034 Longitude : -121.9194 ‹ previous : 408-272 next › : 408-273 Telephone Number List 408-273-0000 ~ 408-273-9999