Put Robocallers Out of Business

YouMail blocks robocalls and notifies the authorities.

150,000+ ratings

March 2019 Area Code 650 Robocall Data

Calls Placed
9.2 Million
arrow_circle_up
(12% MoM)
Per Day
296.7K
Per Hour
12.4K
Per Second
3.4
Avg. Calls Per Person
7.8

See historical robocalls by

Top 20 Robocallers to Area Code 650 in March 2019

Robocaller Place of Origin Caller ID Caller Type
1. 800-266-2278 Toll Free Customer Call Customer Call
2. 210-520-6400 San Antonio, TX Chase Bank Debt Collector
3. 408-385-2640 San Francisco Bay Area, CA Google Listing Scam Google Listing Scam
4. 877-836-5629 Toll Free Citibank Bank/Credit Card Payment Reminder
5. 800-292-7508 Toll Free Synchrony Bank Bank/Credit Card Payment Reminder
6. 877-836-5643 Toll Free Citibank Bank/Credit Card Payment Reminder
7. 800-942-3767 Toll Free Substitute Teacher Alert Substitute Teacher Alert
8. 855-895-3382 Toll Free Fingerhut Payment Reminder
9. 650-889-5652 San Francisco Bay Area, CA (650) 889-5652 Unknown Robocaller
10. 650-899-0268 San Francisco Bay Area, CA Unknown Generic Scammer
11. 650-281-2328 San Francisco Bay Area, CA SPAM Unknown Robocaller
12. 650-281-2373 San Francisco Bay Area, CA (650) 281-2373 Vehicle Warranty Scam
13. 650-420-6767 San Francisco Bay Area, CA (650) 420-6767 Unknown Robocaller
14. 415-349-5750 San Francisco Bay Area, CA PagerDuty General Alert
15. 801-619-2556 Salt Lake City, UT (801) 619-2556 Payment Reminder
16. 650-304-0426 San Francisco Bay Area, CA (650) 304-0426 Unknown Robocaller
17. 323-335-6473 Los Angeles, CA Monique COOPER Unknown Robocaller
18. 562-401-5940 Los Angeles, CA Kaiser Permanente Service Alert
19. 650-460-3744 San Francisco Bay Area, CA (650) 460-3744 Unknown Robocaller
20. 877-689-8725 Toll Free Citibank Bank/Credit Card Payment Reminder

Robocalls by Category

California Cities in Area Code 650

Belmont, Brisbane, Daly City, Fremont, Half Moon Bay, LA Honda, Los Altos, Millbrae, Moss Beach, Mountain View, Pacifica, Palo Alto, Pescadero, Redwood City, San Bruno, San Carlos, San Francisco, San Francisco Bay Area, San Jose, San Mateo, South San Francisco, Stanford, Sunnyvale

YouMail's Top 100 Robocallers

See which numbers are the highest volume robocallers!

How does the YouMail Robocall Index™ Work?

The YouMail Robocall Index™ estimates monthly robocall volume in the US, as well as in various regions, and highlights the worst offenders. The index works by extrapolating the data collected from the many tens of millions of calls made each month to YouMail users.

Working on a robocall story? We can help!

We're the robocall experts. We have an unbelievable amount of data and insight and we just love talking about how to stop robocalls. If you're working on a story and need insight from the experts, we'd love to hear from you.
Thank you for contacting us. We'll be in touch shortly.

Getting Harassed by Robocalls?

Try YouMail's reverse phone lookup in our community directory! It's the place where millions of YouMailers go to search for and report nuisance phone numbers.