Area Code 707-204 located in YOUNTVILLE, NAPA, CA, more detail is as below. Place NPA (Numbering Plan Area) : 707 NXX (Local Number Prefix) : 204 City : YOUNTVILLE County : NAPA State : CA (California) NXX Use Type : Landline NXX Intro Version : 1998-11-20 FIPS (Federal Information Processing Standards) : 06055 LATA (Local Access Transport Area) : 722 Rate Center : YOUNTVILLE ZIP Code Count : 1 ZIP Code Frequency : 100 ZIP Code : 94599 Other Information NPANXX : 707204 Switch CLLI (Common Language Location Identifier) : SNFECALNDS0 MSA CBSA (Core Based Statistical Area) : Napa, CA MSA CBSA Code (Core Based Statistical Area) : 34900 Time Zone : Pacific (GMT -08:00) Observes Daylight Saving Time : Yes Company : BROADWING COMMUNICATIONS, LLC - CA OCN (Operating Company Number) : 8827 Coverage Area Name : YOUNTVILLE Latitude : 38.3982 Longitude : -122.3580 ‹ previous : 707-202 next › : 707-205 Telephone Number List 707-204-0000 ~ 707-204-9999