
Tell each caller once that they’ve reached a wrong number and ask them to take it off their records, screen or block the ones who keep calling, and put any request to a debt collector in writing. Phone numbers get reused, so calls and texts meant for a previous owner of your number are common, and you can fix them.
Here’s why it happens, what to do, and what federal rules say about debt collectors, checked against FCC, FTC, CFPB and company help pages in October 2026.
Why you’re getting calls for the previous owner
There are only so many phone numbers, so when someone cancels service, their number doesn’t disappear. Under FCC rules, a disconnected number is set aside for a while and can then be given to a new customer. A number that belonged to a home customer is held for 45 to 90 days. A business number is held for 45 days up to a year.
The trouble is that the old owner’s friends, doctors, schools, stores and lenders may still have the number on file. Until they change it, their calls and texts land on your phone.
The FCC built a tool to cut this down. Its Reassigned Numbers Database, open to callers since November 1, 2021, lets a business check whether a number has been disconnected, and possibly reassigned, since a certain date. The FCC says it’s designed to keep people from getting unwanted calls meant for someone who previously held their number. But callers have to subscribe and pay a fee to use it, so not every caller checks before dialing.
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Browse 212 Numbers →What to do, step by step
- Answer once and say “wrong number.” For a friend or relative of the old owner, a quick “Sorry, this isn’t their number anymore” usually does it. For a business, ask them to take this number off the old owner’s account. Jot down the company name and the date.
- Keep your own details to yourself. You don’t owe callers your name or anything else. If someone says they’re from a company or agency and pushes for information, the FCC’s advice is to hang up and call the number on your statement or the organization’s official website.
- Put your first name in your voicemail greeting. A greeting like “You’ve reached Maria” tells the old owner’s contacts right away that they’ve reached someone new, which can prompt them to fix their records without you ever picking up.
- Handle texts the right way. If an automated text from a company you recognize says to reply STOP to opt out, replying STOP is a simple way to get off that list. If a text looks like a scam, don’t reply or tap any links. The FTC says to copy the message and send it to 7726 (SPAM), which helps your carrier spot and block similar texts, and to report it at ReportFraud.ftc.gov.
- Screen or block the repeat callers. The next section shows how on iPhone and Android.
- Register your number on the Do Not Call Registry. The FTC says the registry removes numbers automatically when they’re disconnected and reassigned, so a number that has changed hands may no longer be on it. Registering is free at DoNotCall.gov or by calling 1-888-382-1222 from the phone you want to register. It can take up to 31 days for sales calls to stop, and the registry doesn’t cover political, charity, debt collection, purely informational or survey calls.
How to screen or block calls meant for the previous owner
On iPhone: Go to Settings > Apps > Phone and scroll to Screen Unknown Callers. Apple gives you three choices:
- Never: calls from numbers you haven’t saved ring like any other call.
- Ask Reason for Calling: the caller is asked why they’re calling before your phone rings.
- Silence: calls from numbers you haven’t saved are silenced and sent to voicemail.
To shut out one number that keeps calling, block it. Our guide shows how to block phone numbers on iPhone.
On Android (Google’s Phone app): Open the Phone app, tap More, then Call history. Tap a call from the number and tap Block / report spam. One catch: the “Unknown” switch under Settings > Blocked numbers only blocks private or unidentified callers. Google notes you’ll still get calls from numbers that aren’t in your contacts, so it won’t stop the old owner’s contacts. Other Android phones may use different menus; our guide to blocking calls on Android phones covers more options.
When a debt collector calls for someone else
Federal law limits what a debt collector can do when it reaches someone other than the person who owes. According to the CFPB and the FTC:
- A debt collector may contact other people, but generally only to find out how to reach the person who owes: where they live, their phone number and where they work.
- Collectors usually can’t contact the same other person more than once.
- They can’t tell you the person owes a debt. The FTC says a collector can never tell other people that.
- The CFPB says the law protects anyone a collector contacts from harassment and deception, not just the person who owes.
What to do:
- Say it plainly. “This is a wrong number. The person you’re looking for doesn’t have this number. Please take it out of your records and stop calling.” Don’t confirm your name, birth date or address, and don’t agree to pay anything. The debt isn’t yours.
- Keep notes. Write down the company name, the date and time, and who you spoke with.
- Put it in writing if the calls continue. The FTC’s advice for stopping a collector’s calls is to mail a letter asking it to stop contacting you, keep a copy, and consider certified mail with a return receipt. The CFPB has free sample letters, including “I do not owe this debt” and “I want the debt collector to stop contacting me.” You can adjust one to say the number doesn’t belong to the person they’re after. (The CFPB notes its letters aren’t legal advice.)
- Report it if it still doesn’t stop. You can file a complaint with the CFPB at consumerfinance.gov/complaint, the FTC, or your state attorney general’s office. The FTC notes that many states have their own debt collection laws.
Texts, codes and accounts still tied to the old owner
The old owner may still have this number on bank, shopping or social media accounts, so you might get one-time codes, delivery alerts or password-reset texts meant for them.
- Never use or share those codes, and don’t tap the links. If one company keeps texting, contact it through its official website or app and tell it the number no longer belongs to its customer.
- Claim the number on your own accounts. If an app says your number is already registered to someone else, look for a way to prove it’s yours. Venmo, for example, says you may be able to verify ownership when you add the number. If that option doesn’t show up, it asks you to contact support with proof, such as a phone bill.
- WhatsApp: WhatsApp says you might see the previous owner’s profile photo and About section on your number before you activate it, and that this doesn’t mean they can get into your account. When an account goes unused for 45 days and is then activated on a different device, WhatsApp treats the number as recycled and removes old data like the profile photo and About section. After you verify, it suggests changing your profile details, leaving any groups tied to the number and blocking unknown contacts. If the previous owner turned on two-step verification, you may need to reset the PIN. Moving your own WhatsApp to a new number instead? See how to change your phone number on WhatsApp.
- Caller ID name: If people say a different name shows up when you call them, ask your carrier about the caller ID name on your line. Our guide to changing your caller ID name walks through it.
Should you just change your number?
Usually not right away. Switching means handing a new number to your bank, your job and everyone you know. Give callers a few weeks to fix their records, and lean on screening and blocking in the meantime. A change makes sense if the calls stay relentless after you’ve tried the steps above. If a caller ever threatens you, contact your local police.
Frequently Asked Questions
Why am I getting calls for someone else on my phone number?
Phone numbers get reused. Under FCC rules, a disconnected number can go to a new customer after 45 to 90 days for a home line, or 45 days to a year for a business line. The old owner’s contacts and companies may still have it on file.
How long will I keep getting calls for the previous owner?
There’s no set timeline. It depends on how many people and companies still have the number. Each “wrong number” reply, each opt-out and a voicemail greeting with your name all help.
Can a debt collector keep calling me about someone else’s debt?
Generally, a collector may contact other people only to find out how to reach the person who owes, usually no more than once, and it can’t tell you about the debt. Tell them it’s a wrong number, follow up in writing if needed, and complain to the CFPB if the calls continue.
Should I reply STOP to texts meant for the previous owner?
For automated texts from a company you recognize that offer a STOP option, yes. If a text looks like a scam, don’t reply. Send a copy to 7726 (SPAM) and report it at ReportFraud.ftc.gov.
Is the previous owner’s Do Not Call registration still active on my number?
Probably not. The FTC says the registry removes numbers automatically when they’re disconnected and reassigned. Registering again is free at DoNotCall.gov, and it can take up to 31 days for sales calls to stop.
Can the previous owner get into my WhatsApp?
WhatsApp says that seeing your number already in WhatsApp doesn’t mean the previous owner has access to your account. Verify the number, change the profile details and leave any old groups.
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