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December 2023 Area Code 510 Robocall Data

Calls Placed
13.6 Million
(-8.9% MoM)
Per Day
Per Hour
Per Second
Avg. Calls Per Person

See historical robocalls by

Top 25 Robocallers to Area Code 510 in December 2023

Robocaller Place of Origin Carrier Caller ID Caller Type
1. 713-568-6986 Houston, TX Level 3 Communications Global Tel Link Prison Call Consent
2. 510-322-8188 San Francisco Bay Area, CA Inteliquent Call Alert Call Alert
3. 800-955-6600 Toll Free Bandwidth CLEC - Syniverse Capital One Bank/Credit Card Payment Reminder
4. 510-244-6252 San Francisco Bay Area, CA Inteliquent Health Insurance Spam Health Insurance Spam
5. 888-934-6489 Toll Free Toll Free Comcast Customer Call
6. 866-408-4070 Toll Free Toll Free Generic Robocaller Bank/Credit Card Payment Reminder
7. 510-398-6525 San Francisco Bay Area, CA Level 3 Communications Random Spam Solar Spam
8. 916-717-1113 Sacramento, CA AT&T Wireless Unknown Unknown Robocaller
9. 925-900-9934 San Francisco Bay Area, CA Inteliquent Credit One Bank Financial Customer Call
10. 510-992-3228 San Francisco Bay Area, CA Google Voice Religious Spam Fax Delivery Scam
11. 888-445-1955 Toll Free Twilio Messaging System Calling Messaging System Calling
12. 510-566-7802 San Francisco Bay Area, CA AT&T Wireless Unknown Unknown Robocaller
13. 276-524-0521 Martinsville, VA Bandwidth.com CLEC, LLC Prison Prepaid Call Prison Prepaid Call
14. 859-755-4803 Lexington, KY Inteliquent Prison Prepaid Call Prison Prepaid Call
15. 209-898-4940 Fresno, CA T-Mobile Unknown Unknown Robocaller
16. 866-593-3926 Toll Free Toll Free Debt Collector Unknown Robocaller
17. 844-863-7350 Toll Free Toll Free Mortgage Loan Spam Mortgage Loan Spam
18. 303-292-6560 Denver, CO Qwest Service Appointment Reminder Appointment Reminder
19. 866-456-0677 Toll Free Toll Free Financial Customer Call Bank/Credit Card Payment Reminder
20. 530-393-2031 Sacramento, CA Verizon Wireless Unknown Unknown Robocaller
21. 510-671-6871 San Francisco Bay Area, CA Inteliquent Credit One Bank Unknown Robocaller
22. 800-255-5801 Toll Free Toll Free Sign-In Verification Sign-In Verification
23. 800-903-4697 Toll Free Toll Free Prosper Marketplace Financial Customer Call
24. 510-303-7811 San Francisco Bay Area, CA AT&T Wireless SOUSOU FARID Unknown Robocaller
25. 800-743-5000 Toll Free Toll Free Service Payment Reminder Service Payment Reminder

Robocalls by Category

California Cities in Area Code 510

Alameda, Albany, Berkeley, Castro Valley, Contra Costa, Crockett, El Sobrante, Emeryville, Fremont, Hayward, Hercules, Newark, Oakland, Pinole, Richmond, Rodeo, San Francisco, San Francisco Bay Area, San Jose, San Leandro, Sunnyvale, Union City, Walnut Creek

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.

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