Put Robocallers Out of Business

YouMail blocks robocalls and notifies the authorities.

150,000+ ratings

October 2021 California Robocall Data

Calls Placed
407.7 Million
arrow_circle_down
(-1.3% MoM)
Per Day
13.2M
Per Hour
548.0K
Per Second
152.2
Avg. Calls Per Person
8.7

See historical robocalls by

Top 25 Robocallers to California in October 2021

Robocaller Place of Origin Carrier Caller ID Caller Type
1. 213-347-5682 Los Angeles, CA Bandwidth.com CLEC, LLC Los Angeles Unified School District School Announcement
2. 800-942-3767 Toll Free Twilio Aesop Substitute Teacher Alert
3. 713-568-6986 Houston, TX Level 3 Communications Global Tel Link Timeshare Scam
4. 844-206-8573 Toll Free Toll Free Spectrum Service Payment Reminder
5. 800-374-9700 Toll Free Toll Free Citibank Fake Fraud Alert Scam
6. 866-914-5806 Toll Free Toll Free Spectrum Service Payment Reminder
7. 864-422-2300 Greenville, SC Inteliquent SmartFind Express Substitute Teacher Alert
8. 213-566-2204 Invalid Number Unknown Ooma Call Alert
9. 562-401-5940 Downey, CA Frontier Scheduling Reminder Service Alert
10. 888-934-6489 Toll Free Toll Free Comcast Customer Call
11. 800-691-8755 Toll Free Toll Free Mortgage Loan Spam Financial Customer Call
12. 888-222-4227 Toll Free Toll Free Santander Bank/Credit Card Payment Reminder
13. 855-376-6191 Toll Free Toll Free Student Absence Alert Student Absence Alert
14. 800-716-9711 Toll Free Toll Free Mortgage Loan Spam Financial Customer Call
15. 800-528-4800 Toll Free Toll Free American Express Credit Card Debt Collector
16. 855-419-7365 Toll Free Toll Free AT&T Customer Call
17. 866-532-0423 Toll Free Toll Free Financial Customer Call Bank/Credit Card Payment Reminder
18. 669-266-6750 San Jose, CA Bandwidth.com CLEC, LLC Prison Prepaid Call Prison Prepaid Call
19. 800-545-1256 Toll Free Toll Free Macy's Policy Cancellation Alert
20. 833-574-2273 Toll Free Toll Free Kaiser Permanente Customer Call
21. 800-706-6199 Toll Free Toll Free Call Alert Call Alert
22. 612-815-8004 Minneapolis, MN MCI Metro ATS Target Carpet Cleaning Spam
23. 866-625-7291 Toll Free Toll Free Fingerhut Debt Collector
24. 866-951-3700 Toll Free Toll Free Wells Fargo Financial Customer Call
25. 800-492-8377 Toll Free Toll Free DS Services of America Appointment Reminder

Robocalls by Category

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.