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November 2023 Denver, CO Robocall Data

Calls Placed
39.5 Million
(-5% MoM)
Per Day
Per Hour
Per Second
Avg. Calls Per Person

See historical robocalls by

Top 25 Robocallers to Denver, CO in November 2023

Robocaller Place of Origin Carrier Caller ID Caller Type
1. 407-732-2416 Sanford, FL MCI Metro ATS Order Followup Bank Debt Collector
2. 800-204-6358 Toll Free Toll Free Generic Robocaller Generic Robocaller
3. 614-890-1025 Westerville, OH Teleport Communications Home Purchase Scam Unknown Robocaller
4. 210-520-0457 San Antonio, TX AT&T Call Alert Bank/Credit Card Payment Reminder
5. 800-306-6062 Toll Free Toll Free Specialized Loan Servicing Medical Test Results
6. 720-340-3643 Longmont, CO Bandwidth.com CLEC, LLC POST DENVER Unknown Robocaller
7. 800-955-6600 Toll Free Bandwidth CLEC - Syniverse Capital One Bank/Credit Card Payment Reminder
8. 888-373-1969 Toll Free Toll Free Financial Customer Call Financial Customer Call
9. 720-928-3284 Invalid Number Inteliquent Medicare Insurance Spam Medicare Insurance Spam
10. 866-456-0677 Toll Free Toll Free Financial Customer Call Bank/Credit Card Payment Reminder
11. 866-532-0423 Toll Free Toll Free Citibank Bank/Credit Card Payment Reminder
12. 800-942-3767 Toll Free Twilio Aesop Substitute Teacher Alert
13. 720-330-3517 Aurora, CO Inteliquent Medicare Insurance Spam Medicare Insurance Spam
14. 888-934-6489 Toll Free Toll Free Comcast Customer Call
15. 480-550-3211 Phoenix, AZ CenturyLink Financial Customer Call Financial Customer Call
16. 813-584-3694 Tampa, FL Teleport Communications Chase Unknown Robocaller
17. 631-960-2852 Huntington, NY AT&T Wireless Unknown Unknown Robocaller
18. 888-899-6650 Toll Free Toll Free Debt Collector Debt Collector
19. 877-303-5637 Toll Free Toll Free Ralph Unknown Robocaller
20. 800-919-8366 Toll Free Toll Free Messaging System Calling Unknown Robocaller
21. 866-532-0424 Toll Free Toll Free Citibank Bank/Credit Card Payment Reminder
22. 833-344-0656 Toll Free Toll Free Bank Debt Collector Financial Customer Call
23. 614-758-2377 Columbus, OH CenturyLink Debt Collector Credit Card Debt Collector
24. 866-680-8628 Toll Free Toll Free Credit Card Issues Scam Credit Card Issues Scam
25. 813-584-3695 Tampa, FL Teleport Communications Chase Auto Unknown Robocaller

Robocalls by Category

YouMail's Top 100 Robocallers

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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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