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Rosemont, CA Area Codes

Rosemont, California (population 23,448) uses area codes 916 and 279.

Area code916
Area code279
Time zonePacific
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Rosemont has no telephone exchange of its own in NANPA records; it is served by the Sacramento exchange about 10.1 km away.

RosemontSacramentoElk GroveRosevilleArden-ArcadeFolsomRancho CordovaCitrus HeightsCarmichaelRocklinLincolnWest SacramentoEl Dorado HillsRosemont
Rosemont and nearby cities in area code 916

Carriers with Rosemont numbers

541 prefixes are assigned to the Sacramento exchange: 25% mobile, 19% VoIP and cable, 57% landline.

CarrierPrefixes
AT&T (Pacific Bell)186
AT&T Mobility58
Verizon Wireless46
Onvoy (Sinch)32
Metropcs28
T-Mobile27
Verizon Business (MCImetro)18
Fractel14

Area codes used in Rosemont

Area codePrefixes serving RosemontMain carriers in this code
916471AT&T (Pacific Bell), AT&T Mobility, Verizon Wireless
27970Onvoy (Sinch), Fractel, T-Mobile

Rosemont phone number prefixes

Numbers starting with these first six digits were originally assigned to the Sacramento exchange.

Nearby cities in area code 916

Questions

What is the area code for Rosemont, CA?
Rosemont uses 2 area codes: 916 and 279. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
What time zone is Rosemont in?
Rosemont is in the Pacific time zone.