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.

YouMail has stopped over 1 billion robocalls from ever being made — and counting! Totally free service.


May 2018 Area Code 305 Robocall Data

34.6 million robocalls were placed to area code 305 in May 2018,equaling roughly 14.9 calls per person affected.

Top 10 Robocallers to Area Code 305 in May 2018 (by volume)


Updated 6/1/2018


Robocaller Caller ID Caller Type
305-747-7670 HVAC Scam HVAC Scam
800-955-6600 Capital One Payments/Collections Payments/Debt
904-513-2738 Veteran's Charity Solicitation Charity Scam
561-609-0746 Florida Energy Program Solar Energy Spam
336-436-9730 Health Insurance Spam Health Insurance Spam Call
877-647-8552 Wells Fargo Payments/Debt
800-266-2278 Comcast Customer Service/Bill Collector Cable Company Debt Collection
877-351-7469 Real Estates Showing Confirmation Call Real Estate Lead Service
561-976-1234 Carpet Cleaning Telemarketer Telemarketer
561-976-1232 Carpet Cleaning Telemarketer Telemarketer

Florida Cities in Affected Area

Big Pine Key, Fort Lauderdale, Hialeah, Homestead, Islamorada, Key Biscayne, Key Largo, Key West, Marathon, Miami, Miami Beach, Miami Gardens, North Miami Beach, Opa Locka, Summerland Key, Tavernier

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 'https://dataapi.youmail.com/api/v2/phone/9991002000?format=json'
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.