Population and Demographics
The population within the 650 area code's core region of San Mateo County is 730,690 residents as of 2025. Key population centers include Daly City with 102,560 residents, Mountain View with 86,513 residents, and Redwood City with 84,292 residents. The region has experienced slight population decline, with Daly City showing a -1.05% annual decline.
The area is economically robust, with San Mateo County maintaining the lowest unemployment rate in California at 3.3% in 2023 and a median household income of $156,000.
Time Zone
Area code 650 follows Pacific Standard Time (PST, GMT-8) and Pacific Daylight Time (PDT) during daylight saving. In October 2021, the area transitioned to mandatory 10-digit dialing to accommodate the National Suicide Prevention Lifeline (988).
Number of Small Businesses
Business applications in the 650 region grew by 10% from 2019 to 2020. The area's diverse economy is driven by:
- Health care
- Technology
- Finance
- Retail
- Government services
Unique Story: The Tech Hub of San Mateo
San Mateo has become a notable hub for tech startups in California. Alongside a strong healthcare and education presence, the city hosts offices for global enterprises such as Sony, YouTube, and GoPro. This diverse landscape creates an attractive environment for new businesses and startups looking to thrive.
Benefits of Using Goodcall in Area Code 650
Goodcall replaces traditional IVR technologies, call centers, and voicemails with an AI assistant that is always available.
- 24/7 Availability – Never miss a customer call.
- Cost-Effective – An affordable alternative to call center services.
- Easy to Use – Minimal setup with user-friendly AI technology.
- Improved Customer Service – Handles inquiries efficiently for a better experience.
Scalability – Adapts to increased call volumes as your business grows.
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