Put Robocallers Out of Business

YouMail blocks robocalls and notifies the authorities.

150,000+ ratings

October 2020 California Robocall Data

Calls Placed
428.8 Million
arrow_circle_up
(15.1% MoM)
Per Day
13.8M
Per Hour
576.3K
Per Second
160.1
Avg. Calls Per Person
9.1

See historical robocalls by

Top 20 Robocallers to California in October 2020

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. 713-568-6986 Houston, TX Level 3 Communications Prison Call Payment Prison Call Consent
3. 844-206-8573 Toll Free Toll Free Spectrum Service Payment Reminder
4. 877-647-8552 Toll Free Toll Free Wells Fargo Bank/Credit Card Payment Reminder
5. 866-890-3387 Toll Free Toll Free First Premier Bank Bank/Credit Card Payment Reminder
6. 866-914-5806 Toll Free Toll Free Spectrum Service Payment Reminder
7. 402-220-1248 Omaha, NE Teleport Communications Flu Shot Reminder Flu Shot Reminder
8. 800-942-3767 Toll Free Twilio Aesop Substitute Teacher Alert
9. 888-934-6489 Toll Free Toll Free Comcast Customer Call
10. 800-947-5096 Toll Free Toll Free AT&T Service Payment Reminder
11. 855-885-5834 Toll Free Toll Free Synchrony Bank Bank/Credit Card Payment Reminder
12. 562-451-8434 LA Habra, CA Inteliquent Scam Likely Unknown Robocaller
13. 713-981-0098 Houston, TX AT&T LA County Jail Timeshare Scam
14. 864-422-2300 Greenville, SC Inteliquent Substitute Teacher Alert Substitute Teacher Alert
15. 833-532-2944 Toll Free Twilio Health Insurance Scam Health Insurance Scam
16. 877-204-3930 Toll Free Toll Free Apple iCloud Scam Apple iCloud Scam
17. 562-401-5940 Downey, CA Frontier Prescription Shipped Alert Service Alert
18. 800-692-7753 Toll Free Toll Free Apple Apple iCloud Scam
19. 805-630-2581 Thousand Oaks, CA Verizon Wireless Unknown Unknown Robocaller
20. 877-586-9368 Toll Free Toll Free Western Dental Customer Call

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.