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December 2023 California Robocall Data

Calls Placed
321.0 Million
arrow_circle_down
(-15.2% MoM)
Per Day
10.4M
Per Hour
431.5K
Per Second
119.9
Avg. Calls Per Person
6.8

See historical robocalls by

Top 25 Robocallers to California in December 2023

Robocaller Place of Origin Carrier Caller ID Caller Type
1. 713-568-6986 Houston, TX Level 3 Communications Global Tel Link Prison Call Consent
2. 800-955-6600 Toll Free Bandwidth CLEC - Syniverse Capital One Bank/Credit Card Payment Reminder
3. 888-445-1955 Toll Free Twilio Messaging System Calling Messaging System Calling
4. 844-206-9035 Toll Free Toll Free Spectrum Payment Reminder
5. 619-297-0304 San Diego, CA Inteliquent Substitute Teacher Alert Messaging System Calling
6. 800-942-3767 Toll Free Twilio Aesop Substitute Teacher Alert
7. 866-914-5806 Toll Free Toll Free Spectrum Policy Cancellation Alert
8. 213-241-8100 Los Angeles, CA Teleport Communications School Announcement School Announcement
9. 888-899-6650 Toll Free Toll Free Debt Collector Debt Collector
10. 209-993-1348 Stockton, CA Metro by T-Mobile Unknown Unknown Robocaller
11. 866-456-0677 Toll Free Toll Free Financial Customer Call Bank/Credit Card Payment Reminder
12. 877-647-8552 Toll Free Toll Free Wells Fargo Unknown Robocaller
13. 385-261-7120 Invalid Number CenturyLink Discover Card Financial Customer Call
14. 877-255-5923 Toll Free Toll Free Financial Customer Call Financial Customer Call
15. 832-447-5592 Spring, TX T-Mobile +18324475592 Unknown Robocaller
16. 833-571-3479 Toll Free Toll Free Personal Loan Spam Personal Loan Spam
17. 661-699-4622 Bakersfield, CA Verizon Wireless Call Alert Call Alert
18. 908-829-0335 Belle Mead, NJ Bandwidth.com CLEC, LLC Debt Collector Unknown Robocaller
19. 866-408-4070 Toll Free Toll Free Generic Robocaller Bank/Credit Card Payment Reminder
20. 888-934-6489 Toll Free Toll Free Comcast Customer Call
21. 866-680-8628 Toll Free Toll Free Credit Card Issues Scam Credit Card Issues Scam
22. 703-255-8062 Fairfax, VA Teleport Communications Navy Federal Credit Union Financial Customer Call
23. 800-946-0332 Toll Free Aerialink Wireless Car Loan Payment Reminder Loan Payment Reminder
24. 888-892-2253 Toll Free Toll Free Spectrum Policy Cancellation Alert
25. 855-844-0114 Toll Free Toll Free Credit Card Debt Collector Unknown Robocaller

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.

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