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September 2023 Denver, CO Robocall Data

Calls Placed
38.9 Million
(-5.1% MoM)
Per Day
Per Hour
Per Second
Avg. Calls Per Person

See historical robocalls by

Top 25 Robocallers to Denver, CO in September 2023

Robocaller Place of Origin Carrier Caller ID Caller Type
1. 210-520-1454 San Antonio, TX AT&T Call Alert Debt Collector
2. 407-732-2416 Sanford, FL MCI Metro ATS Unknown Unknown Robocaller
3. 614-890-1025 Westerville, OH Teleport Communications Jpmorgan Chase Unknown Robocaller
4. 303-238-5716 Denver, CO Comcast Generic Robocaller Random Spam
5. 800-306-6062 Toll Free Toll Free Specialized Loan Servicing Medical Test Results
6. 720-452-7556 Denver, CO Inteliquent Prison Call Consent Prison Call Consent
7. 888-934-6489 Toll Free Toll Free Comcast Customer Call
8. 602-221-3938 Phoenix, AZ Teleport Communications Unknown Unknown Robocaller
9. 302-255-8000 Wilmington, DE MCI Metro ATS Financial Customer Call Financial Customer Call
10. 888-373-1969 Toll Free Toll Free Financial Customer Call Financial Customer Call
11. 800-955-6600 Toll Free Bandwidth CLEC - Syniverse Capital One Bank/Credit Card Payment Reminder
12. 844-863-7350 Toll Free Toll Free LoanDepot Mortgage Loan Spam
13. 813-584-3694 Tampa, FL Teleport Communications CHASE JPMORGAN Unknown Robocaller
14. 800-942-3767 Toll Free Twilio Aesop Substitute Teacher Alert
15. 614-502-5094 Invalid Number Unknown Unknown Unknown Robocaller
16. 833-362-0395 Toll Free Toll Free Financial Customer Call Financial Customer Call
17. 800-919-8366 Toll Free Toll Free Messaging System Calling Messaging System Calling
18. 614-368-7424 Invalid Number Inteliquent Unknown Unknown Robocaller
19. 214-983-1789 Grand Prairie, TX Peerless Network Political Spam Political Spam
20. 210-520-0457 San Antonio, TX AT&T Call Alert Bank/Credit Card Payment Reminder
21. 720-588-7402 Denver, CO Verizon Wireless Unknown Unknown Robocaller
22. 480-550-3210 Phoenix, AZ CenturyLink Discover Card Financial Customer Call
23. 720-330-2195 Aurora, CO Level 3 Communications Prison Call Consent Prison Call Consent
24. 866-532-0424 Toll Free Toll Free Citibank Bank/Credit Card Payment Reminder
25. 833-571-3479 Toll Free Toll Free Financial Customer Call Personal Loan Spam

Robocalls by Category

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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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