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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
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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

(903) 486-6788

Scam suspicion
AT&T United States · +1
Scam call. Said my name and social security number were used to rent a car found with drugs and blood in south Texas. Claimed to be from DEA but just want money in the end.

Community report

(855) 213-9900

Scam suspicion
Toll-Free Number United States · +1
Call saying they are from the social security office and your social security number has been suspendide for fradulant activity. press one to learn more. received it twice but shows up as different number, same recorded voice.

Community report

(713) 893-1140

Tax Scam (IRS,CRA)
AT&T United States · +1
da*n scammer called me from this number and claimed to be from the IRS and have me arrested blah blah blah. Don't answer for these scammers.

Community report

(713) 893-1140

Tax Scam (IRS,CRA)
AT&T United States · +1
da*n scammer called me from this number and claimed to be from the IRS and have me arrested blah blah blah. Don't answer for these scammers.

Community report

(202) 381-9049

Phishing
Verizon United States · +1
This is a scam caller using an app that allows calls to Canada and the US. It's a scam and called me shortly after a spoof call from apple.

Community report

(202) 381-9049

Unknown
Verizon United States · +1
This is a scam caller using an app that allows calls to Canada and the US. It's a scam and called me shortly after a spoof call from apple.

Community report

(402) 387-3053

Tax Scam (IRS,CRA)
T-Mobile United States · +1
It was a recording about how there are legal actions taking against you and to call. Didn't get the return number.

Community report

(203) 439-5678

Tax Scam (IRS,CRA)
Verizon United States · +1
Very threatening! I was told not to hang up or I would have serious consequences

Community report

(707) 277-1825

Tax Scam (IRS,CRA)
Unknown United States · +1
They said that someone has my SSN and I need to call them to find out who it is.

Community report

(617) 526-5850

Telemarketer
Verizon United States · +1
I get call after call and when I try to talk with someone they hang up on me.

Community report

(903) 486-6788

Unknown
AT&T United States · +1
Identical call as in other comments here. VM stating legal action was to be taken against me via my SS# if i did not immediately call back, etc. Hope they are holding their breath... Personal businesses and credit are impeccable with no known outstanding issues of any type.

Community report

(409) 767-8285

Unknown
AT&T United States · +1
Calls constantly threatening law suit if I don’t call back....lol. What they don’t thin’ of to scare you....sure would like to know who is doing this, as I will bring a suit against them for annoyance...

Community report

(903) 486-6788

Tax Scam (IRS,CRA)
AT&T United States · +1
received a call on my Cell Phone stating that my social security number has been suspected of fraudulent use and to cal back this number 9084866788 before legal actions begin. Since when does the IRS answer live after 2 rings? Why is it not an 800 number and where is the letter that gets sent out first.

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

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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).

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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.

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