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January 2021 Denver, CO Robocall Data

Calls Placed
43.1 Million
(5.9% MoM)
Per Day
Per Hour
Per Second
Avg. Calls Per Person

See historical robocalls by

Top 20 Robocallers to Denver, CO in January 2021

Robocaller Place of Origin Carrier Caller ID Caller Type
1. 720-330-2195 Aurora, CO Level 3 Communications Unknown Unknown Robocaller
2. 210-520-1454 San Antonio, TX AT&T Chase Debt Collector
3. 614-890-1025 Westerville, OH Teleport Communications Financial Customer Call Debt Collector
4. 833-362-0388 Toll Free Toll Free Prescription Ready Alert Generic Scammer
5. 720-966-2866 Fort Lupton, CO Aerialink Wireless Health Insurance Spam Health Insurance Spam
6. 855-885-5834 Toll Free Toll Free Synchrony Bank Bank/Credit Card Payment Reminder
7. 877-647-8552 Toll Free Toll Free Wells Fargo Bank/Credit Card Payment Reminder
8. 888-934-6489 Toll Free Toll Free Comcast Customer Call
9. 602-221-3938 Phoenix, AZ Teleport Communications Financial Customer Call Financial Customer Call
10. 770-919-4290 Marietta, GA Inteliquent Corona Alert Political Spam
11. 202-921-1746 Invalid Number Bandwidth.com CLEC, LLC Event Spam Political Spam
12. 720-441-0109 Denver, CO Bandwidth.com CLEC, LLC Unknown Unknown Robocaller
13. 303-326-2500 Aurora, CO Bandwidth.com CLEC, LLC School Announcement School Announcement
14. 877-358-4998 Toll Free Toll Free PREMIER Bankcard Financial Customer Call
15. 833-362-0395 Toll Free Toll Free Call Alert Unknown Robocaller
16. 813-584-3694 Tampa, FL Teleport Communications Financial Customer Call Financial Customer Call
17. 720-575-0010 Denver, CO Inteliquent Unknown Unknown Robocaller
18. 877-456-8088 Toll Free Twilio General Alert Messaging System Calling
19. 719-215-4447 Campo, CO Inteliquent CSFFF Unknown Robocaller
20. 605-333-6299 Sioux Falls, SD Airus, Inc. Rushmore Service Center, LLC Debt Collector

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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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