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Top 20 Robocallers to San Francisco Bay Area, CA in March 2021

Robocaller Place of Origin Carrier Caller ID Caller Type
1. 510-320-9378 Fremont, CA T-Mobile sharlet DamicoCathey Generic Robocaller
2. 562-401-5940 Downey, CA Frontier Kaiser Permanente Service Alert
3. 888-934-6489 Toll Free Toll Free Comcast Customer Call
4. 713-568-6986 Houston, TX Level 3 Communications Global Tel Link Timeshare Scam
5. 925-248-9529 San Ramon, CA Bandwidth.com CLEC, LLC Global Tel Link Prison Call Consent
6. 877-647-8552 Toll Free Toll Free Wells Fargo Bank/Credit Card Payment Reminder
7. 707-980-2647 Vallejo, CA T-Mobile REGINA LEDESMA Unknown Robocaller
8. 424-207-1474 Los Angeles, CA teli Communications Generic Robocaller Unknown Robocaller
9. 800-528-4800 Toll Free Toll Free American Express Credit Card Debt Collector
10. 877-358-4998 Toll Free Toll Free PREMIER Bankcard Financial Customer Call
11. 855-807-9606 Toll Free Toll Free loanDepot Transaction Fee Scam
12. 800-743-5000 Toll Free Toll Free Medical Customer Call Service Payment Reminder
13. 510-502-0533 Oakland, CA T-Mobile Conscious Mindz Unknown Robocaller
14. 800-691-8755 Toll Free Toll Free Mortgage Loan Spam Call Alert
15. 866-930-3305 Toll Free Toll Free Medical Customer Call Health Insurance Spam
16. 925-690-5270 Clayton, CA Bandwidth.com CLEC, LLC Prison Prepaid Call Prison Call Consent
17. 619-378-1286 Campo, CA Level 3 Communications Scam Likely Unknown Robocaller
18. 925-820-3044 Danville, CA Inteliquent SmartFind Express Substitute Teacher Alert
19. 800-694-2399 Toll Free Toll Free Quicken Loans Financial Customer Call
20. 800-575-5076 Toll Free Toll Free Generic Robocaller 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.

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