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September 2021 California Robocall Data
Calls Placed
413.3 Million
arrow_circle_up
(7.7% MoM)
Per Day
13.8M
Per Hour
574.0K
Per Second
159.4
Avg. Calls Per Person
8.8
arrow_circle_up
(7.7% MoM)
Per Day
13.8M
Per Hour
574.0K
Per Second
159.4
Avg. Calls Per Person
8.8
Top 25 Robocallers to California in September 2021
| Robocaller | Place of Origin | Carrier | Caller ID | Caller Type | |
|---|---|---|---|---|---|
| 1. | 800-942-3767 | Toll Free | Twilio | Aesop | Substitute Teacher Alert |
| 2. | 713-568-6986 | Houston, TX | Level 3 Communications | Global Tel Link | Timeshare Scam |
| 3. | 213-347-5682 | Los Angeles, CA | Bandwidth.com CLEC, LLC | Los Angeles Unified School District | School Announcement |
| 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. | 213-566-2204 | Invalid Number | Unknown | Google Voice Call Answer | Google Voice Call Answer |
| 7. | 888-612-8266 | Toll Free | Twilio | Corona Alert | Flu Shot Reminder |
| 8. | 864-422-2300 | Greenville, SC | Inteliquent | Substitute Teacher Alert | Substitute Teacher Alert |
| 9. | 866-914-5806 | Toll Free | Toll Free | Spectrum | Service Payment Reminder |
| 10. | 323-315-0089 | Los Angeles, CA | Level 3 Communications | Political Spam | Political Spam |
| 11. | 562-401-5940 | Downey, CA | Frontier | Kaiser Permanente | Service Alert |
| 12. | 800-691-8755 | Toll Free | Toll Free | Quicken Loans | Financial Customer Call |
| 13. | 770-283-1530 | Atlanta, GA | MCI Metro ATS | Synchrony Bank | Bank/Credit Card Payment Reminder |
| 14. | 925-525-9696 | Livermore, CA | T-Mobile | Jeff | Unknown Robocaller |
| 15. | 619-297-0304 | San Diego, CA | Inteliquent | Substitute Teacher Alert | Substitute Teacher Alert |
| 16. | 888-934-6489 | Toll Free | Toll Free | Comcast | Customer Call |
| 17. | 877-770-8065 | Toll Free | Toll Free | AT&T/Direct TV | Unknown Robocaller |
| 18. | 800-528-4800 | Toll Free | Toll Free | American Express | Credit Card Debt Collector |
| 19. | 800-716-9711 | Toll Free | Toll Free | Quicken Loans | Financial Customer Call |
| 20. | 855-419-7365 | Toll Free | Toll Free | AT&T | Customer Call |
| 21. | 855-376-6191 | Toll Free | Toll Free | Student Absence Alert | Student Absence Alert |
| 22. | 833-574-2273 | Toll Free | Toll Free | Kaiser Permanente | Customer Call |
| 23. | 855-844-0114 | Toll Free | Toll Free | Synchrony Bank | Free Air Testing Scam |
| 24. | 866-625-7291 | Toll Free | Toll Free | Fingerhut | Debt Collector |
| 25. | 877-836-5629 | Toll Free | Toll Free | Citibank | Bank/Credit Card Payment 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!
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