whose number is this
Report A Number
Phone Lookup Report Number FAQ Report a Number
US United States Phone Lookup

United States Phone Number Lookup - Find Who's Calling You

United States Phone Number Lookup

Identify unknown calls, spam numbers, and business callers in United States using community reports.

US +1
Used by 1M+ users
Community-powered
Free & anonymous

Most Reported Spam Numbers in United States – Last 7 Days

Live database of United States's most active spam landline numbers, scam callers, and unwanted telemarketers reported by users in the past week. Identify, verify, and block suspicious +1 phone numbers before they reach you.

No active landline spammers found yet

We will show numbers here as soon as landline call activity is detected in the last 7 days.

Recent Phone Number Reports in United States

Read the latest community-submitted spam, scam, telemarketing, and unknown-caller reports for United States phone numbers.

Community report

(403) 431-3750

Grant scam
Unknown United States · +1
The message didn't introduce any organization or person, it jump started with a case on my name were filed in court, call back immediately department number 4034313750 ( '> 4034313750 ( note it's the phone number), if not called back immediately the warrant for my arrest will be issued immediately.

Community report

(832) 793-9923

Unknown
AT&T United States · +1
Claims to be a process server and asked personal information on a voicemail. Calls from restricted number and on voicemail refers you to call 8327939923. This is a scam asking for your home address and other personal information. Police needs to get involved in this ASAP.

Community report

(309) 244-4467

Unknown
Unknown United States · +1
This was a one question survey if you agree if Trump is taking our country in the right direction. 1 for yes, 2 for no. I pressed 2 then it wanted to redirect me to a VERY IMPORTANT message. Hung up because Trump is nothing but a waste of time.

Community report

(425) 660-9175

Unknown
T-Mobile United States · +1
Its a scam. Claims to be IRS filing a suit against you (arrest warrant, etc) unless paid in a money order right now. Dont answer

Community report

(888) 481-4581

Other
Toll-Free Number United States · +1
These folks called my cell phone 10 times today. Insisting they are a vehicle warranty company. They insisted I had a Chevy malibu - never owned one in my life. I just hung up on the women and I have not answered any more of their call.

Community report

(888) 481-4581

Other
Toll-Free Number United States · +1
These folks called my cell phone 10 times today. Insisting they are a vehicle warranty company. They insisted I had a Chevy malibu - never owned one in my life. I just hung up on the women and I have not answered any more of their call.

Community report

(518) 460-5064

Unknown
Verizon United States · +1
Allegedly the irs calling to say there’s a warrant out for my arrest. Highly doubtful

Community report

(254) 987-5011

Harassment
AT&T United States · +1
called multiple times in a single day. every time i asked for a name, they hung up. I kept calling them back to get them to have my number removed from their calling list, and every time the hung up as soon as i told them what I wanted.

Community report

(866) 680-8910

Scam suspicion
Toll-Free Number United States · +1
My sister is a attorney AND SHE IS ABOUT TO MAKE SURE I GET MY 2071.00 BACK I WENT TO MY BANK SHOWING THIS WAS A SCAM. BASTERS

Community report

(647) 119-9911

Tax Scam (IRS,CRA)
Unknown United States · +1
Took private information and location of my house plus he said he was working for Canada tax revenue

Community report

(289) 821-4794

Tax Scam (IRS,CRA)
Unknown United States · +1
Over the past month I have received these calls over and over, about an arrest warrant with the IRS they always leave a voicemail.

Community report

(866) 680-8910

Scam suspicion
Toll-Free Number United States · +1
My sister is a attorney AND SHE IS ABOUT TO MAKE SURE I GET MY 2071.00 BACK I WENT TO MY BANK SHOWING THIS WAS A SCAM. BASTERS

Community report

(866) 680-8910

Credit scam
Toll-Free Number United States · +1
they are trying to make me pay twice and i dont see it on my credit and when i look up number it just say scam.

Recent Phone Number Lookups in United States

See the latest United States numbers searched by the WhoseNo community

Report a Phone Number

Help others by sharing your experience with unknown callers

US +1

Your report is anonymous. We never share your personal information.

Whose Number Is This in United States?

With over 105 billion unwanted robocalls made in the US annually, receiving calls from unknown numbers is a daily challenge for Americans. Whether it's a missed call from an unfamiliar area code, potential IRS scam, or suspicious telemarketer, our community-powered phone lookup service helps you identify who's calling before you pick up.

Our reverse phone lookup service allows American users to search for phone numbers and access reports from other community members. By sharing experiences and reporting spam or robocalls, we create a safer telecommunications environment for everyone across all 50 states.

Common Spam Call Types
in United States

  • IRS impersonation calls demanding immediate payment
  • Tech support scams claiming your computer has a virus
  • Social Security scams threatening arrest or suspension
  • Fake package delivery texts from USPS or Amazon

How to Identify Scam
Numbers

  • Caller claims urgency or threatens consequences
  • Requests personal info, PINs, or OTP codes
  • Offers that sound too good to be true
  • Unknown numbers calling repeatedly

Are Unknown Calls Always
Dangerous?

Not all unknown calls are harmful. Many legitimate callers include:

  • Delivery services confirming orders
  • Banks calling for legitimate verification
  • Medical offices, pharmacies, or hospitals
Pro Tip
Register your number on the National Do Not Call Registry at donotcall.gov. The FCC requires carriers to use STIR/SHAKEN technology to verify caller IDs. The IRS never calls demanding immediate payment - they always send a bill by mail first. Report scams to ReportFraud.ftc.gov.

Frequently Asked Question

Everything you need to know about phone number lookup in United States

Enter the US phone number in WhoseNo's search box. Our free reverse lookup searches millions of records to identify the caller, show carrier information (AT&T, Verizon, T-Mobile), display user reports, and reveal if the number has been reported as spam or robocall.

The USA country code is +1, shared with Canada and other North American countries under the NANP (North American Numbering Plan). US numbers are formatted as +1 (XXX) XXX-XXXX, where XXX is the area code. For example, a New York number (212) 555-1234 becomes +1-212-555-1234 internationally.

Unlike some countries, US phone numbers aren't assigned to specific carriers by prefix. Due to number portability, users can switch carriers while keeping their number. Our lookup tool queries carrier databases to identify the current service provider for any US number.

Yes, WhoseNo provides completely free reverse phone lookup for all US numbers including AT&T, Verizon, T-Mobile, and regional carrier mobiles, as well as landlines across all 50 states. No registration or payment is required to search numbers or view results.

Search the number on WhoseNo and submit a report describing the call. For serious fraud, report to the FTC at ReportFraud.ftc.gov, file a complaint with the FCC, or register your number on the National Do Not Call Registry at donotcall.gov. You can also report to your phone carrier.

WhoseNo shows information that's publicly available or user-reported. This may include names from social media profiles, business registrations, or community reports. We don't have access to private telecom company databases or government records.

Common scams include IRS impersonation calls demanding immediate payment, tech support scams claiming your computer has a virus, Social Security scams threatening arrest, fake lottery/prize calls, loan and debt relief scams, Medicare fraud calls, and package delivery text scams from fake USPS or UPS.

The US has over 335 area codes. Major city codes include: New York City (212, 718, 917), Los Angeles (213, 310, 323), Chicago (312, 773), Houston (713, 281), Phoenix (480, 602), Philadelphia (215, 267), and Miami (305, 786). California has the most area codes (38), followed by Texas (28) and Florida (23).

Explore More Tools

Additional resources to help you stay safe from unknown callers

Get Mobile Number Details
Find carrier info and registration details
Reverse Phone Lookup
Search any number for caller information
Location by Phone Number
Identify approximate location of callers
Recent Lookups in United States
List all phone lookups recently in United States
Business Phone Complaints
Report businesses with aggressive calling
Read Latest Articles
How to stay safe from spam calls

About WhoseNo.com

What We Provide

  • Community-submitted reports about phone numbers
  • General carrier and area code information
  • A platform for users to share experiences with unknown callers

What We Do NOT Provide

  • Real-time location tracking
  • Personal information about phone owners
  • Access to private records

This service is intended for identifying spam and scam calls only. Using our service to harass, stalk, or monitor individuals is strictly prohibited and may violate local laws.

Back to top