Area Code 303 Phone Book Details
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- Amount of Phone Number Lookups
- 194,567
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- Mobile carriers
- 15
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- User Feedback
- 553
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- Hall of Shame Members
- 515
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- Most Popular Carrier:
- QWEST CORPORATION
303 Area Code Cities
303 Area Code Counties
- Adams
- Arapahoe
- Boulder
- Clear Creek
- Denver
- Douglas
- Jefferson
- Weld
What Time Zone Is 303 Area Code In?
The 303 Area Code is in the MST time zone, which is a UTC-07:00 difference to Greenwich time.
Hall of Shame - Reported Types of
Area Code 303 Spam & Scam Calls
Our active community of CallerSmart users helps you find out about suspected area code 303 scam phone calls and other nuisance calls and texts.
Run a reverse phone lookup on any 303 phone number to see what others have reported about it in our phone book.
Most Notorious Area Code 303 Phone Scams
Our Hall of Shame highlights the phone numbers of the worst 303 scammers and spammers. Below, you’ll find the worst offenders, according to our community of CallerSmart users, when it comes to area code 303 phone scams. These are the 303 phone numbers with the lowest Trust Factor ratings and the most negative feedback, so please beware!
Top Cities Reporting Spam for 303
The most frequently reported cities for spam calls from area code 303 are Denver, CO, with 12.27% of complaints, followed by Longmont, CO, with 8.85%, Centennial, CO, with 3.96%, Arvada, CO, with 3.85%, and Bennett, CO, with 3.42%. Various other cities account for 66.11% of reported spam calls for area code 303.
Spam Complaints for Area Code 303
Area code 303 is ranked # 91 for spam complaints, and it accounts for 0.3675% of all spam complaints. Prerecorded Voice complaints are the most recorded spam reports associated with area code 303, making up 50% of total reports. This is followed by Live Voice at 46.15%, and Text Message complaint reports at 3.85%.
Top Spam Call Report Types for 303
The top five most frequently reported types of spam calls from area code 303 are Auto Warranty calls, making up 13.46% of complaints, followed by Medicare Medicaid calls at 8.97%, Health Insurance calls at 6.09%, Solar Panels calls at 5.45%, and Mortgage Loans calls at 4.49%. Various other topics make up 61.51% of reported spam calls for area code 303.
Recent 303 Area Code Activity
In July 2024, complaints in area code 303 decreased by 75% compared to June 2024. The month with the most complaints was May 2024.
Recent Searches:
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(303) 273-3070
from Broomfield, CO
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(303) 503-2333
from Midland, TX
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(303) 645-3109
from United States
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(303) 535-6350
from Englewood, CO
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(303) 596-0591
from Chicago, IL
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(303) 519-1843
from Grapevine, TX
Recent Feedback:
- (303) 373-9213
- (303) 933-1784
- (303) 456-8724
- (303) 346-8160
- (303) 342-3000
- (303) 341-5627
Recent Searches:
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(303) 273-3070
from Broomfield, CO
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(303) 255-5351
from NY
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(303) 963-7200
from Henderson, NV
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(303) 431-6585
from Commerce City, CO
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(303) 273-3070
from San Antonio, TX
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(303) 255-5351
from Mount Laurel, NJ
Recent Feedback:
- (303) 296-9200
- (303) 420-7488
- (303) 441-3600
- (303) 889-5905
Top CallerSmart Users in Area Code 303
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- Caller IQ
- 6768
- Rank
- 47
-
- Caller IQ
- 1893
- Rank
- 344
-
- Caller IQ
- 1052
- Rank
- 663
-
- Caller IQ
- 611
- Rank
- 1022
-
- Caller IQ
- 551
- Rank
- 1082
-
- Caller IQ
- 485
- Rank
- 1148
Block 303 Area Code Calls and Texts
How To Use Phone Number Lookup On iPhone
Learn how to easily look up phone numbers on your iPhone with the CallerSmart app. Discover unknown callers and protect your privacy in just a few steps.
Caller ID: An Introduction
Caller ID helps us identify who is calling. Learn about the history of caller ID, caller ID spoofing, and different types of caller ID.
No Caller ID: How to Block "No Caller ID" and Other Unknown Calls on Your iPhone
Do you get inundated with "No Caller ID" calls on your iPhone? Learn how to ignore these calls and block them with these five easy steps.
How to Filter Unknown or Unwanted Texters From Your iMessages
Getting iMessages from people that you don't know or don't want to talk to? Learn how to filter unknown or unwanted texters from your iMessages.
Blocked Numbers: How to Manage Blocked Numbers on Your iPhone
Learn how to block numbers, unblock numbers, and manage your blocked contacts on your iPhone in a few easy steps.
Block Texts: How to Block Unwanted Text Messages on Your iPhone
Is an annoying ex or spam texter bothering you? Find out how to block texts on your iPhone and report annoying and potentially dangerous phone numbers.
Victim of a 303 Phone Scam?
If you've been the victim of an area code 303 phone scam or fraud, you should report it to the appropriate authorities to prevent further financial loss and assist in investigating or preventing additional fraud.
If the scam involves significant financial losses or crosses state lines, report it to the FBI's Internet Complaint Center.
If the scam involves taxes or impersonation of the IRS, report it to the IRS Treasury Inspector General.
Report any type of phone scam, including robocalls and phishing, to the Federal Trade Commission.
Unwanted calls from debt collectors and any illegal telemarketing or scam calls targeting mobile phones without prior express consent should be reported to the Federal Communications Commission.
You can also share your feedback on a phone number in the CallerSmart phone book to warn others about scams!