1,146 phone numbers in area code 303 have user-submitted reports or public-data signals from FTC and FCC feeds.
Severity breakdown (top 50)
1,146
Numbers reported
1,454
Reports total
5
Active scam categories
3 days ago
Last activity
Showing top 50 of 1,146 reported numbers
Updated 3 days ago
Area code 303 is part of the North American Numbering Plan and serves the United States. Phone numbers in this area code receive both legitimate calls and a large volume of unwanted contact — scam, spam, robocalls, and telemarketing.
Most-reported categories on this page are derived from public FTC Do Not Call complaints, FCC consumer complaints, and user-submitted reports. If you receive a suspicious call, do not share verification codes, account numbers, or personal information. Hang up and call the company back directly using the number printed on your card or bill.