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Oak Hills, OR Area Codes

Oak Hills, Oregon (population 11,464) uses area codes 503 and 971.

Area code503
Area code971
Time zonePacific
Local time now…

Oak Hills has no telephone exchange of its own in NANPA records; it is served by the Beaverton exchange about 7.2 km away.

Oak HillsPortlandSalemGreshamHillsboroBeavertonTigardAlohaLake OswegoKeizerOregon CityMcMinnvilleWoodburnOak Hills
Oak Hills and nearby cities in area code 503

Carriers with Oak Hills numbers

178 prefixes are assigned to the Beaverton exchange: 16% mobile, 34% VoIP and cable, 50% landline.

CarrierPrefixes
Ziply Fiber61
AT&T Mobility21
Verizon Business (MCImetro)18
Allstream14
Lumen (Level 3)11
AT&T (Teleport)10
Onvoy (Sinch)9
Metropcs8

Area codes used in Oak Hills

Area codePrefixes serving Oak HillsMain carriers in this code
503107Lumen (Qwest), Ziply Fiber, AT&T Mobility
97171AT&T Mobility, Onvoy (Sinch), T-Mobile

Oak Hills phone number prefixes

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

Nearby cities in area code 503

Questions

What is the area code for Oak Hills, OR?
Oak Hills uses 2 area codes: 503 and 971. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
What time zone is Oak Hills in?
Oak Hills is in the Pacific time zone.