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Dog ID tag information: what to put on a tag

Updated · 4 min read

A dog ID tag should show at least one phone number you always answer. Many owners add the dog's name and a second contact. Add a license tag if your area requires one, and keep the details in step with your microchip registry so a finder has two ways to reach you.

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What should be on a dog ID tag?

The one thing a tag must carry is a phone number that gets answered. Most owners add the dog's name, since people will call a dog by name, and a second contact, such as a partner. Keep the text short, because small tags have little room.

The Wikipedia article on the dog collar mentions that collars hold identification and license tags, which is why they are the first place a finder will look.

Check how the engraving looks in real daylight. Thin engraving wears down and becomes hard to read.

Should I put my address on the tag?

That is a personal choice. An address helps a finder return the dog in person, but it also tells strangers where you live. Many owners use a phone number only, or a phone number and a city.

If you travel or move, the number is easier to keep stable than an address. Choose the details you can keep current.

Do not put your dog's microchip number on the tag. Anyone who reads it could misuse it, and the registry handles that role.

What can go on each side?

Use both sides if you can. The table shows one layout that works.

SideContent
FrontDog's name, main phone number
BackSecond phone number, city, a short note such as 'Needs medication' only if you wish

What about a license tag?

Many places require a dog license and issue a tag for the collar. Rules and fees are local, so check your city or county website. The license tag is separate from the ID tag, and both can hang from the same ring.

Our guide to dog license renewal explains how to track the date.

Replace a worn tag promptly. A license tag you cannot read does not help.

How does the tag work with the microchip?

A tag is visible to anyone and a microchip is read by a scanner. They back each other up. A tag falls off with the collar, and a chip stays in place but needs a registry entry with your current phone number.

Our microchip number guide explains where to find the number and how to check the registry. The two sets of contact details should match.

Update both after a move or a new phone number.

How do I keep tag details current?

Add a check to your yearly review. When you change your number, order a new tag the same week. Store the text in your dog's profile so you remember what the tag says.

In Okaypup you can create a custom reminder with a note such as 'Check tag and chip details' on a date you choose. The app sends the reminder on your phone.

Keep a spare tag in a drawer. They are cheap, and a spare saves a trip.

What other items belong on the collar?

A well-fitted collar or harness, a tag, and the license tag are the core. Some owners add a bell or a light. Check the fit regularly, especially on growing puppies. Your trainer or vet can show you a good fit.

If your dog slips collars, mention it in your sitter instructions so the sitter takes extra care at doors.

Keep a recent photo of your dog on your phone for the day you need it.

What materials and shapes work best?

Metal tags last longer than plastic, and engraved text outlasts printed text. Choose a size that suits your dog, because a heavy tag on a small dog is a nuisance. Flat tags are quieter than hanging ones, which suits dogs that dislike jingling.

Check the fit on the collar. A tag that dangles can snag. A tag that sits on the collar or on a sleeve stays put.

Replace a tag when the engraving fades. It is a small cost that matters on the day you need it.

Does my dog need a tag if it never goes outside alone?

Dogs slip out of doors, gates and harnesses even in careful homes, and a tag works the moment a stranger finds your dog. Many owners keep a tag on all the time, including indoors, so there is no gap.

If your dog dislikes a collar at home, consider a harness with a tag on the ring, or put the collar on before walks and trips. Whatever you choose, make it a habit.

Keep a note of the tag text in your dog's profile so you remember what it says.

What about privacy when sharing photos online?

When you post a photo of your dog on social media, check what the tag shows. A clear phone number in a public photo can be copied. Blur or crop it, or post photos where the tag is turned away.

The same applies to the Pup Card. It shows the photo and the card text you choose, and you decide where it goes. Our Pup Card page explains the card.

Treat the number on a tag as something to share with finders, not with the internet.

How do I teach children about the tag?

Show children where the tag is, what it says and why it matters. Ask them to tell an adult if the tag falls off or looks worn. Include the tag in a monthly check with the collar.

A habit that starts early will last. The dog's gear is simple and children can handle it well.

Keep a spare tag where the family can find it.

What should I do if my dog gets lost?

Search the area, call your dog, tell neighbors and contact local shelters and your microchip registry. Post a clear photo and your phone number. The details you stored in the profile will be useful when you describe your dog.

The passport screen in Okaypup shows breed, sex, age, weight and microchip, which gives you one place to copy the description from.

Keep the registry login handy so you can flag the chip as lost if the registry allows it.

Frequently asked questions

What information should be on a dog tag?

A phone number you always answer, and usually the dog's name. A second contact is a good addition.

Should I put my address on my dog's tag?

It is your choice. A phone number alone protects privacy, and an address helps a finder visit you.

Do I need both a tag and a microchip?

Many owners use both, because each covers the gap the other leaves.

How do I know my tag details are current?

Check them during a yearly review and after any change of phone number or address.

Where does Okaypup store my dog's details?

In your dog's profile on your iPhone. The passport shows breed, sex, age, weight and microchip.

Keep exploring

Keep your dog's whole routine in one place

  • Care log, reminders and records stay on your iPhone
  • One free dog, with a care log and data export that stay free
  • A Pup Card you can share at the end of setup

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