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.

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

(844) 401-8920

Scam suspicion
Toll-Free Number United States · +1
Don't know who this is....didn't state what company or anything.....tired of this mess...

Community report

(262) 299-3695

Unwanted call
Unknown United States · +1
Allo My name is Tom I'm calling on behalf of Childhood Leukemia Foundation this year the foundation is delivering which baskets to sick children in cancer treatment centers they contain toys and games and a gift card to help lift their spirits I'm an innovative paid fundraiser tomorrow where mailing out pledge cards to generous people like yourself once you receive the pledge card can these children come and you to make a small tax deductible donation. Aloha are you there.

Community report

(855) 213-3017

Scam suspicion
Toll-Free Number United States · +1
Arrogant and abusive caller threatening to come arrest me if i dont tell them where some lady is... dont have a clue who they are asking for but they ask for my SSN number....I told them where to shove it.

Community report

(712) 250-5394

Tax Scam (IRS,CRA)
Unknown United States · +1
Electronic voice saying I need to contact them in regards state and local proceedings.

Community report

(239) 347-4239

Unknown
Unknown United States · +1
Keep calling my company work phone....boss is not happy about it. But at least he keeps phone logs

Community report

(727) 402-4389

Scam suspicion
T-Mobile United States · +1
I demanded they removed my number from their call list. The woman on the line said she did not have a do not call list. After 3 times telling her not to call my number. I had to hang up she refused to remove my number from their records.

Community report

(727) 402-4389

Scam suspicion
T-Mobile United States · +1
I demanded they removed my number from their call list. The woman on the line said she did not have a do not call list. After 3 times telling her not to call my number. I had to hang up she refused to remove my number from their records.

Community report

(727) 402-4389

Scam suspicion
T-Mobile United States · +1
I demanded they removed my number from their call list. The woman on the line said she did not have a do not call list.

Community report

(717) 484-9496

Scam suspicion
Verizon United States · +1
I keep getting called by this number saying I may be part of a process service. Bullsh**. This is a callcenter number where I work and therefore has no name attached to it.

Community report

(276) 325-8525

Telemarketer
Verizon United States · +1
This number will call every 45 minutes saying they are a disability specialist or a hearing aid specialist then it cuts off

Community report

(406) 272-2514

Unknown
Unknown United States · +1
Texted me said he needed a DJ for his wedding in a month and wanted to know whose name goes on the check. Checked with the venue and they have no wedding booked.

Community report

(610) 580-0732

Unwanted call
Verizon United States · +1
I have asked this caller repeatedly to stop calling. They call my home 3x’s a day everyday. Hearing aid sale - supposedly??? When I ask them to stop calling they hang up.

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