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Stevenson Ranch, CA Area Codes

Stevenson Ranch, California (population 21,317) uses area codes 805 and 820.

Area code805
Area code820
Time zonePacific
Local time now…

Stevenson Ranch has no telephone exchange of its own in NANPA records; it is served by the Simi Valley exchange about 20.2 km away.

Stevenson RanchOxnardSimi ValleyThousand OaksSanta MariaSan BuenaventuraSanta BarbaraCamarilloSan Luis ObispoLompocMoorparkGoletaSanta PaulaStevenson Ranch
Stevenson Ranch and nearby cities in area code 805

Carriers with Stevenson Ranch numbers

46 prefixes are assigned to the Simi Valley exchange: 26% mobile, 24% VoIP and cable, 50% landline.

CarrierPrefixes
AT&T (Pacific Bell)14
Verizon Wireless6
Onvoy (Sinch)4
AT&T Mobility4
Peerless Network3
Tpx Communications2
Twc Ip Enabled Services2
T-Mobile2

Area codes used in Stevenson Ranch

Area codePrefixes serving Stevenson RanchMain carriers in this code
80543Frontier, AT&T (Pacific Bell), Verizon Wireless
8203Fractel, AT&T Mobility, Onvoy (Sinch)

Stevenson Ranch phone number prefixes

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

Nearby cities in area code 805

Questions

What is the area code for Stevenson Ranch, CA?
Stevenson Ranch uses 2 area codes: 805 and 820. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
What time zone is Stevenson Ranch in?
Stevenson Ranch is in the Pacific time zone.