How to Report a Scam Phone Number: A Complete 2026 Guide

Scam calls and texts have exploded into one of the most persistent digital nuisances of the decade. From fake IRS agents to bogus package delivery texts, fraudsters use spoofed numbers to steal money, personal data, and peace of mind. The good news: reporting a scam number is easier than most people think, and every report you file helps regulators, carriers, and analytics companies build the blocklists that protect everyone else.

This guide walks you through exactly how to report a scam number, whether you received a phone call, a text message, or a suspicious voicemail. We cover U.S. agencies, international authorities, mobile carriers, and third-party apps, plus what evidence to collect before you file.

What Counts as a Scam Phone Number?

A scam phone number is any phone number used to defraud, deceive, or harass a recipient, typically through impersonation, false urgency, or illegal solicitation. Common examples include robocalls pretending to be from the IRS, tech support scams, fake bank fraud alerts, romance scam texts, and phishing SMS messages ("smishing") with malicious links.

Not every unwanted call is technically a scam. Telemarketing without your consent may violate do-not-call rules, but it is a separate category from criminal fraud. Reporting still helps in both cases, but the agency you contact may differ.

Common Red Flags of a Scam Number

• Caller demands immediate payment via gift cards, wire transfer, or cryptocurrency.
• Threats of arrest, deportation, or account closure if you do not act now.
• The number is "spoofed" to match a local area code or a well-known business.
• Prerecorded voice messages (robocalls) you never authorized.
• Text messages containing shortened or suspicious links asking you to verify an account.
• Requests for one-time passwords, Social Security numbers, or banking credentials.

Before You Report: Collect the Evidence

Reports carry more weight when they include specific details. Regulators use this information to trace patterns, identify repeat offenders, and issue enforcement actions against carriers that allow illegal traffic.

1. The full phone number, including country and area code.
2. Date and time of the call or message.
3. A screenshot of any text message, including the sender ID.
4. The exact wording used by the caller or the message content.
5. Any name, company, or agency the caller claimed to represent.
6. Financial loss details, if you sent money or shared account information.
7. Links included in a text, copied but never clicked.

If a scam text includes a shortened link, do not open it. You can safely inspect a suspicious short URL using a link preview tool. Reputable shorteners like Lunyb publish transparency information and let recipients preview destinations before visiting, which helps distinguish legitimate marketing links from phishing bait. For more context on trustworthy shortening services, see our 2026 buyer's guide to URL shorteners.

How to Report a Scam Number in the United States

The U.S. has several overlapping agencies that handle phone fraud. Filing with more than one is not only allowed, it is encouraged, because each agency focuses on different enforcement angles.

1. Federal Trade Commission (FTC)

The FTC is the primary consumer protection agency for fraud reports. File at ReportFraud.ftc.gov. Choose the category that best fits (imposter scam, phishing, robocall, etc.), enter the scam number, and describe what happened. The FTC feeds this data into the Consumer Sentinel Network, shared with more than 2,800 law enforcement partners.

2. Federal Communications Commission (FCC)

The FCC handles complaints about unwanted calls and texts, including robocall and caller ID spoofing violations. File at consumercomplaints.fcc.gov under "Phone." This is the right agency if you want to report telecom-level abuses rather than the fraud itself.

3. Do Not Call Registry

If a telemarketer calls a number registered on the National Do Not Call list for more than 31 days, file a complaint at donotcall.gov. This is targeted at unlawful telemarketing rather than criminal fraud.

4. Internet Crime Complaint Center (IC3)

Operated by the FBI, IC3 (ic3.gov) handles scams that involve internet-based components, including smishing texts with malicious links, cryptocurrency fraud initiated by phone, and business email compromise combined with phone social engineering.

5. Your State Attorney General

Every U.S. state attorney general accepts consumer fraud complaints and often pursues local cases the federal agencies cannot. Search "[your state] attorney general consumer complaint" for the correct portal.

Reporting Scam Texts (SMS Phishing)

Text-message scams have their own fast-track reporting channel that goes directly to your mobile carrier.

1. Open the scam text but do not tap any links.
2. Copy the message.
3. Forward it to 7726 (which spells "SPAM" on a phone keypad).
4. You may receive an automated reply asking for the sender's number; reply with it.

The 7726 short code is supported by AT&T, Verizon, T-Mobile, and most global GSM carriers. Reports flow into industry-wide threat intelligence used to block bad senders network-wide.

Reporting on iPhone

iOS displays a "Report Junk" link under messages from unknown senders. Tapping it forwards the number and message content to Apple and your carrier. In the Phone app, long-press a recent call and choose "Block Caller" plus "Report as Junk."

Reporting on Android

Google Messages includes a built-in "Report spam" option when you long-press a conversation from an unknown number. The Phone by Google app also flags suspected spam calls automatically and lets you confirm the classification.

How to Report a Scam Number Outside the U.S.

Regulators in most countries operate similar reporting portals. Below is a quick reference for major regions.

Country / Region	Agency	Where to Report
United Kingdom	Action Fraud / Ofcom	actionfraud.police.uk; forward texts to 7726
Canada	Canadian Anti-Fraud Centre	antifraudcentre.ca; forward texts to 7726
Australia	Scamwatch (ACCC)	scamwatch.gov.au; forward texts to 7726
European Union	National consumer protection agency	europa.eu/youreurope (national contacts)
India	Sanchar Saathi / Cyber Crime portal	sancharsaathi.gov.in; cybercrime.gov.in
New Zealand	CERT NZ / Department of Internal Affairs	cert.govt.nz; forward texts to 7726
South Africa	ICASA / SAPS Cybercrime Unit	icasa.org.za

Reporting Directly to Your Mobile Carrier

Carriers maintain internal blocklists that can shut down abusive numbers within hours. Reporting to them complements government filings.

Major U.S. Carriers

• AT&T: Use the AT&T ActiveArmor app or forward texts to 7726.
• Verizon: Use the Call Filter app or forward texts to 7726.
• T-Mobile: Use Scam Shield or dial #662# to enable scam blocking.

International Carriers

Most global carriers, including Vodafone, Orange, Telefónica, Rogers, Bell, Telstra, and Airtel, honor 7726 forwarding and offer built-in scam-blocking apps. Check your provider's support page for the exact process in your country.

Third-Party Apps That Help You Report

Independent apps aggregate community reports and often block calls before they ring. They also make reporting a one-tap action.

• Truecaller: Global caller ID and spam reporting community.
• Hiya: Powers spam identification for Samsung and AT&T.
• Nomorobo: Blocks robocalls on landlines and VoIP.
• RoboKiller: Uses audio fingerprinting to identify robocalls.
• YouMail: Provides visual voicemail plus robocall blocking.

These tools do not replace filing with regulators, but they close the loop faster and give you daily protection.

What Happens After You Report a Scam Number?

Enforcement rarely happens overnight, but reports do drive action. Here is what typically occurs behind the scenes.

1. Aggregation: Agencies compile reports to identify patterns and repeat offenders.
2. Traceback: The Industry Traceback Group works with carriers to identify the originating provider of illegal calls.
3. Enforcement actions: The FTC and FCC issue fines, cease-and-desist orders, or lawsuits against violators and non-compliant carriers.
4. Blocklisting: Numbers with high complaint volume are added to carrier and app blocklists automatically.
5. Consumer alerts: Agencies publish warnings about active scams to educate the public.

Do not expect a personal follow-up on every report. Agencies handle millions annually. What matters is the cumulative signal your complaint contributes to.

How to Protect Yourself Going Forward

Reporting is reactive. Prevention keeps scammers from reaching you in the first place.

Enable Built-In Call Screening

Both iOS and Android let you silence unknown callers. On iPhone, enable Settings > Phone > Silence Unknown Callers. On Android, use Call Screen in the Phone by Google app to have Google Assistant answer suspicious calls first.

Turn On STIR/SHAKEN Verification Alerts

Major U.S. carriers now display a "Verified" checkmark on calls that pass caller ID authentication. Unverified calls are more likely spoofed.

Be Skeptical of Shortened Links in Texts

Scam texts frequently use link shorteners to disguise phishing destinations. Before tapping any short link, preview it through the shortener's official preview feature. Trusted providers like Lunyb support link previews and moderation, and our honest review of Lunyb explains how legitimate shorteners handle abuse reports.

Never Share One-Time Passwords

Legitimate banks, retailers, and government agencies will never ask you to read an OTP over the phone. If someone does, hang up and report the number.

Use Encrypted Messaging for Sensitive Conversations

Signal, iMessage, and WhatsApp offer end-to-end encryption that reduces the metadata scammers can harvest from SMS.

What to Do If You Already Lost Money

If you sent money, gift card codes, or personal data to a scammer, act quickly.

1. Contact your bank or card issuer immediately to freeze accounts and dispute charges.
2. Change passwords for any exposed accounts and enable two-factor authentication.
3. Place a fraud alert with a major credit bureau (Equifax, Experian, or TransUnion).
4. File a police report with your local law enforcement. You may need it for insurance or bank reimbursement claims.
5. Report to the FTC at IdentityTheft.gov if personal identifiers were shared.
6. Notify the gift card issuer if you paid with gift cards. Some retailers can reverse unspent balances.

FAQ: Reporting Scam Phone Numbers

Can I report a scam number anonymously?

Yes. The FTC, FCC, and most international agencies allow anonymous submissions, although providing contact information helps investigators follow up if they need more detail. Forwarding a text to 7726 is always anonymous to the sender.

Will reporting a scam number stop it from calling me?

Not immediately. Reporting adds the number to industry blocklists over time, but scammers frequently rotate through spoofed numbers. Combine reporting with a call-blocking app and your carrier's scam filter for the best protection.

What if the scam number appears to be from my own bank or a government agency?

Assume it is spoofed. Hang up, look up the official number on the organization's website or the back of your card, and call back directly. Report the spoofed number to the FTC and to the impersonated organization's fraud department.

Is it safe to call back a scam number to confirm?

No. Calling back can confirm your number is active, which increases future scam volume, and some premium-rate numbers charge you simply for connecting. Report the number instead.

How long does it take agencies to act on a report?

Individual reports rarely trigger immediate action, but numbers with high complaint volume can be blocked or investigated within days to weeks. Major enforcement actions and fines usually take months to years but result in substantial penalties.

Final Thoughts

Reporting a scam number takes only a few minutes, but the collective impact is significant. Every complaint feeds regulators, carriers, and app developers the data they need to block bad actors. Pair reporting with proactive tools like carrier scam filters, call-screening apps, and cautious link handling, and you will drastically reduce the number of fraud attempts that reach you.

Stay skeptical, verify independently, and never let a caller pressure you into fast decisions. The scammers rely on urgency; your best defense is calm verification.