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March 2019 San Francisco, CA Robocall Data

The robocall sample size to San Francisco, CA in March 2019 is not large enough to provide conclusive data. The area received robocalls, but precise impact data meeting YouMail's standards can not be determined.

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Top 20 Robocallers to San Francisco, CA in March 2019

Robocaller Place of Origin Carrier Caller ID Caller Type
1. 781-382-3000 Lexington, MA Freedom Ring Communications, LLC CCS Offices Unknown Robocaller
2. 415-578-9132 Greenbrae, CA Level 3 Communications (415) 578-9132 Unknown Robocaller
3. 443-578-4052 Baltimore, MD Bandwidth.com CLEC, LLC Collection Company Unknown Robocaller
4. 614-890-1025 Westerville, OH Teleport Communications Debt Collection Scam Call Debt Collector
5. 206-922-0194 Seattle, WA Global Crossing Local Services, Inc. Google Voice Call Answer Customer Call
6. 415-349-5750 San Francisco, CA Skype PagerDuty General Alert
7. 424-512-1322 Invalid Number Bandwidth.com CLEC, LLC (424) 512-1322 Tax Scam
8. 800-837-4966 Toll Free Zipwhip Customer Call Customer Call
9. 800-930-9066 Toll Free Toll Free Robert Berger jt Financial Customer Call
10. 628-262-4000 Invalid Number Bandwidth.com CLEC, LLC (628) 262-4000 Unknown Robocaller
11. 702-720-1416 Las Vegas, NV Bandwidth.com CLEC, LLC Unknown Business Loan Scam
12. 855-898-3244 Toll Free Toll Free Verizon Fios Unknown Robocaller
13. 888-344-1105 Toll Free Toll Free (888) 344-1105 Unknown Robocaller
14. 888-510-4434 Toll Free Twilio (888) 510-4434 Automatic Charge Scam
15. 209-802-9764 Invalid Number Telnyx, LLC Unknown Google Listing Scam
16. 321-203-1923 Winter Park, FL Unknown Unknown Unknown Robocaller
17. 323-831-1851 Invalid Number Unknown Unknown Google Listing Scam
18. 347-467-5630 Bayside, NY Bandwidth.com CLEC, LLC Unknown Unknown Robocaller
19. 510-328-3453 Oakland, CA Unknown Unknown Unknown Robocaller
20. 612-815-5000 Minneapolis, MN MCI Metro ATS Marissa Unknown Robocaller

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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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