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December 2023 Area Code 408 Robocall Data
Calls Placed
9.4 Million
arrow_circle_down
(-17.1% MoM)
Per Day
303.3K
Per Hour
12.6K
Per Second
3.5
Avg. Calls Per Person
5.4
arrow_circle_down
(-17.1% MoM)
Per Day
303.3K
Per Hour
12.6K
Per Second
3.5
Avg. Calls Per Person
5.4
Top 25 Robocallers to Area Code 408 in December 2023
| Robocaller | Place of Origin | Carrier | Caller ID | Caller Type | |
|---|---|---|---|---|---|
| 1. | 925-596-0900 | San Francisco Bay Area, CA | AT&T Wireless | Random Spam | Random Spam |
| 2. | 408-385-2669 | San Francisco Bay Area, CA | Inteliquent | Debt Collector | Debt Collector |
| 3. | 408-680-5628 | San Francisco Bay Area, CA | Inteliquent | Debt Collector | Debt Collector |
| 4. | 800-942-3767 | Toll Free | Twilio | Aesop | Substitute Teacher Alert |
| 5. | 669-266-6750 | San Francisco Bay Area, CA | Bandwidth.com CLEC, LLC | Prison Prepaid Call | Prison Prepaid Call |
| 6. | 617-632-7000 | Boston, MA | CTC Communications | Security System Alert | General Alert |
| 7. | 888-445-1955 | Toll Free | Twilio | Messaging System Calling | Messaging System Calling |
| 8. | 800-955-6600 | Toll Free | Bandwidth CLEC - Syniverse | Capital One | Bank/Credit Card Payment Reminder |
| 9. | 844-863-7350 | Toll Free | Toll Free | Mortgage Loan Spam | Mortgage Loan Spam |
| 10. | 408-512-1007 | San Francisco Bay Area, CA | Inteliquent | Sunrun Solar | Solar Spam |
| 11. | 251-257-7868 | Mobile, AL | Inteliquent | Unknown | Unknown Robocaller |
| 12. | 408-504-4087 | San Francisco Bay Area, CA | AT&T Wireless | Messaging System Calling | Messaging System Calling |
| 13. | 877-408-5379 | Toll Free | Toll Free | LoanDepot | Mortgage Loan Spam |
| 14. | 877-478-8003 | Toll Free | Twilio | New American Funding | Political Spam |
| 15. | 408-859-1507 | San Francisco Bay Area, CA | Verizon Wireless | Unknown | Unknown Robocaller |
| 16. | 408-854-2517 | San Francisco Bay Area, CA | T-Mobile | Unknown | Unknown Robocaller |
| 17. | 971-236-7897 | Portland, OR | Google Voice | Call Alert | Call Alert |
| 18. | 617-967-7933 | Boston, MA | Verizon Wireless | Unknown | Unknown Robocaller |
| 19. | 866-390-5570 | Toll Free | Toll Free | Generic Robocaller | Generic Robocaller |
| 20. | 408-833-5991 | San Francisco Bay Area, CA | T-Mobile | (408) 833-5991 | Unknown Robocaller |
| 21. | 408-972-7000 | San Francisco Bay Area, CA | Teleport Communications | School Announcement | Unknown Robocaller |
| 22. | 877-689-8723 | Toll Free | Toll Free | Citibank | Bank/Credit Card Payment Reminder |
| 23. | 408-398-7531 | San Francisco Bay Area, CA | AT&T Wireless | Unknown | Unknown Robocaller |
| 24. | 408-885-5000 | San Francisco Bay Area, CA | Pacific Bell | Tax Debt Reduction Spam | Unknown Robocaller |
| 25. | 510-938-4020 | San Francisco Bay Area, CA | T-Mobile | Soares John | Unknown Robocaller |
Robocalls by Category
California Cities in Area Code 408
Campbell, Fremont, Gilroy, Hollister, Los Gatos, Milpitas, Morgan Hill, Mount Hamilton, Salinas, San Francisco Bay Area, San Jose, San Juan Bautista, San Martin, Santa Clara, Saratoga, Sunnyvale, Tres Pinos, Watsonville
YouMail's Top 100 Robocallers
See which numbers are the highest volume robocallers!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.Working on a robocall story? We can help!
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