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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July 2018 Nationwide Robocall Data

4.0 billion robocalls were placed nationwide in July 2018,equaling roughly 12.3 calls per person affected.

Top 20 Robocallers Nationwide in July 2018 (by volume)

Updated 8/1/2018

Robocaller Est. National Calls Place of Origin Suspected Type of Call
800-955-6600 40,829,000 Toll Free Payments/Debt
800-266-2278 14,867,900 Toll Free Cable Company Debt Collection
877-647-8552 13,620,100 Toll Free Payments/Debt
888-222-4227 11,134,200 Toll Free Payments/Debt
866-532-0423 10,123,100 Toll Free Payments/Debt
800-947-5096 8,949,900 Toll Free Phone Company
844-740-3175 8,329,700 Toll Free Retail Debt Collection
888-895-5641 7,834,800 Toll Free Payments/Debt
614-927-0428 7,809,500 Columbus, OH Health Insurance Spam Call
866-408-4070 7,769,000 Toll Free Bank Debt Collection
866-453-2636 7,729,400 Toll Free Credit Card Debt Collection
844-213-7851 7,482,500 Toll Free Health Insurance Spam Call
800-892-2253 7,336,100 Toll Free Cable Company
866-890-3387 7,169,200 Toll Free Payments/Debt
323-985-9184 7,102,800 Los Angeles, CA Health Insurance Spam Call
800-292-7508 7,012,600 Toll Free Financial Services
972-512-3472 6,109,800 Dallas, TX Bank Debt Collection
847-426-9203 6,047,800 Chicago, IL Bank Debt Collection
714-202-0244 5,983,900 Long Beach, CA Business Loan Scam
913-312-5192 5,897,000 Kansas City, KS Bank Debt Collection

Top 20 Affected Area Codes Nationwide in July 2018 (by volume)

Updated 8/1/2018

Area Code City State Est. Calls Received % Change MOM
404 Atlanta GA 78,368,400 -7
832 Houston TX 64,310,100 9
214 Dallas TX 60,441,200 3
678 Atlanta GA 57,086,700 -3
954 Miami FL 49,565,200 -8
917 New York NY 47,587,300 1
310 Los Angeles CA 41,767,400 -8
347 New York NY 39,915,000 -3
817 Dallas TX 39,061,000 0
770 Atlanta GA 38,348,000 -5
773 Chicago IL 37,992,800 -4
704 Charlotte NC 36,215,900 -3
305 Miami FL 36,134,900 -9
205 Birmingham AL 35,354,100 1
901 Memphis TN 34,842,200 1
407 Orlando FL 33,576,800 -3
702 Las Vegas NV 32,856,600 -5
210 San Antonio TX 32,130,900 2
225 Baton Rouge LA 31,316,400 -2
706 Augusta GA 30,938,200 -2

City Breakdown

Getting Harassed by Robocalls?

Try YouMail's reverse phone lookup in our community directory! It's the place where millions of YouMailers go to search for and report nuisance phone numbers.

Every Telecom Service Can Now Stop Robocalls

The same API YouMail uses to reliably identify and block robocalls is now available to protect everyone. It's just one simple API call to determine whether a caller is a problem.
Single String to YouMail's server
Telco Sends a Number Calling in:
curl ''
Virtually instantaneous response to telco company letting them know if the caller has been identified as a robo/spam, allowing the telco to block the call before the recipient is bothered.
YouMail Responds Instantly with Spam/Robo Flag:
{"statusCode":10000,"recordFound":true,"phoneNumber:"9991002000","spamRisk":{"level":1,"reasonLabel":"SPAM_OTHER","reasonCode":5999,"reasonMessage":"This caller has been determined to be a spammer."},"timestamp":"2016-10-05T00:55:50.526Z"}
A simple API call allows anyone to determine if a number is definitely spam, likely spam, or not spam. The results are drawn directly from our intelligent algorithms that combine call patterns and crowdsourced spam data.
Nearly 15 billion robocalls were made in the U.S. during the first half of 2017, according to YouMail, which provides anti-robocall services.
If it seems like you're getting more robocalls than ever, experts say you're right. But the people who are calling are not telemarketers.
For all the fancy technology of smartphones, robocalls remain a nearly unstoppable problem.
Robocalling soars despite 'Do Not Call' registry, as scammers 'couldn't care less' about bothering consumers.