Lost your wallet? Here’s what to do in the first hour.

Step 1: Freeze your cards before you do anything else

Most banking apps let you freeze or lock a card instantly. A freeze is usually reversible, so it costs you nothing if the wallet turns up an hour later in your coat pocket. If your bank has no freeze option, report the card lost through the app, the bank’s website or its phone line, and ask for a replacement.

Go through every card that was in the wallet, not just the main one: debit, credit, store cards, transit cards with stored value, and any gift cards you registered.

• Freeze each payment card in its banking app.
• Note which cards you froze and when, for any later dispute.
• Check recent transactions for anything you don’t recognize.
• Check whether the freeze also stops payments from your phone’s wallet. It depends on your bank.

Step 2: Retrace your steps and list every place you visited

Write down where you’ve been since you last remember having the wallet: shops, restaurants, the gym, a taxi, a bus or train, a friend’s car. Your card transactions and phone location history can fill in gaps. The last place you paid for something is often the best lead, because you had the wallet out.

Check the obvious places properly too: every pocket, bags, car seats and the gap beside them, and the spot where you usually drop your keys.

Step 3: Contact each venue’s lost and found with a precise description

Call or email each place on your list and ask for lost and found. Describe the wallet so it can’t be confused with another: colour, material, brand, how it closes, any wear or damage, and a few of the contents. Leave your name, phone number and email so they can reach you if it’s handed in later.

Many venues now publish found items online. Venues using vFound have their own searchable lost and found page where you can look through found items by keyword, category and date, and submit a private claim without creating an account. Some let you report what you lost and send you an email if a matching item is logged later.

Step 4: Replace your ID and file a police report if you need one

Driving licences, ID cards and residence permits are replaced through the agency that issued them. Check their official website for the process: many let you report the loss and apply online.

A police report isn’t always required for a lost wallet, but it helps if you need to make an insurance claim, if you think it was stolen, or if you later have to prove identity theft. Ask for a reference number and keep it with your notes.

Step 5: Watch for fraud over the following weeks

Keep an eye on your bank and card statements, and be wary of calls or messages that mention your lost wallet, because scammers sometimes use found details to sound convincing. Your bank will never ask for your full PIN or password.

In some countries you can place a fraud alert or a credit freeze with the credit reporting agencies if your ID was in the wallet. Your government’s consumer protection website explains how it works where you live.