Block Robocalls for Free with YouMail.
Over 10 Million Users!

Top 20 Robocallers to San Francisco Bay Area, CA in November 2018

Robocaller Place of Origin Carrier Caller ID Caller Type
1. 800-266-2278 Toll Free Zipwhip Customer Call Customer Call
2. 800-787-4196 Toll Free Toll Free (800) 787-4196 Debt Collector
3. 408-385-2640 San Jose, CA Unknown Google Listing Scam Google Listing Scam
4. 877-647-8552 Toll Free Toll Free Unknown Bank/Credit Card Payment Reminder
5. 800-955-6600 Toll Free Toll Free Capital One Bank/Credit Card Payment Reminder
6. 562-401-5940 Downey, CA Frontier Kaiser Permanente Service Alert
7. 510-633-5469 Oakland, CA Pacific Bell Generic Robocaller Unknown Robocaller
8. 713-568-6986 Houston, TX Level 3 Communications Prison Call Payment Prison Call Consent
9. 866-532-0423 Toll Free Toll Free Citibank Bank/Credit Card Payment Reminder
10. 669-266-6750 San Jose, CA Bandwidth.com CLEC, LLC Prison Call Payment Prison Call Payment
11. 800-772-1213 Toll Free Toll Free Social Security Administration General Alert
12. 844-845-3599 Toll Free Toll Free (844) 845-3599 Unknown Robocaller
13. 866-729-2722 Toll Free Toll Free CURTIS RASH Debt Collector
14. 800-942-3767 Toll Free Toll Free Substitute Teacher Alert Substitute Teacher Alert
15. 510-556-1461 Fremont, CA Google Voice Unknown Unknown Robocaller
16. 415-943-8193 Bolinas, CA Exiant Communications, LLC (415) 943-8193 Unknown Robocaller
17. 510-379-9303 Oakland, CA Inteliquent Substitute Teacher Alert Substitute Teacher Alert
18. 415-943-8194 Bolinas, CA Exiant Communications, LLC Unknown Unknown Robocaller
19. 415-943-8191 Bolinas, CA Unknown (415) 943-8191 Unknown Robocaller
20. 800-378-7262 Toll Free Toll Free Insurance Payment Reminder Debt Collector

Robocalls by Category

How the YouMail Robocall Index™ Works

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.


as seen on...