What You Can Actually Change About Your Caller ID

Your carrier controls what name and number appear when you call someone — not Apple. You cannot change what shows up on the other person's phone through iPhone settings alone. What you can do is change your own name in the Contacts app so it displays correctly when you receive calls, and you can hide your number from outgoing calls using a carrier setting. If you want to change the name or number that appears to people you call, you need to contact your phone carrier directly.

The confusion happens because iPhones have settings that look like they control caller ID, but they only affect how calls appear to you on your device. This guide walks through what each setting actually does and when you need to call your carrier instead.

Key Takeaways

  • Your carrier, not your iPhone, determines what name and number display when you call someone else.
  • You can hide your number from outgoing calls by turning on "Show My Caller ID" toggle in Settings > Phone, then turning it off.
  • To change how your name appears in other people's phones, update your contact name in your own Contacts app, but this only affects people who have you saved.
  • To permanently change your caller ID name or number with your carrier, contact them directly — this is the only way to change what strangers see when you call.
  • Some carriers charge a fee to change your caller ID name; others do it free as part of account management.

Hide Your Number on Individual Calls

If you want to block your number from showing up on a specific call, you can do this directly from your iPhone without contacting your carrier. Open the Phone app, tap the keypad, and dial *67 before the number you are calling. Your number will appear as "Unknown" or "Private" on their phone. This works for one call only — the next call you make will show your number again.

This method works on most carriers in the United States, but some carriers may not support it. If you dial *67 and your call does not go through, your carrier does not offer this feature, and you will need to contact them about permanent caller ID blocking instead.

Turn Off Caller ID for All Your Outgoing Calls

To hide your number on every call you make, go to Settings > Phone > Show My Caller ID. Toggle the switch off. Now your number will appear as "Unknown" or "Private" on every outgoing call. You can turn this back on anytime by returning to the same setting and toggling it on again.

This setting works on most carriers, but some require you to contact them to enable it. If you toggle it off and your calls still show your number, your carrier may have blocked this feature on your account. Call your carrier's customer service to ask if they support hiding caller ID system-wide.

Change Your Name in Contacts So You Display Correctly

When someone who has you saved in their phone calls you, your name appears on their screen — not just your number. If you want to change how your name displays, edit your own contact card. Open the Contacts app, find your own name at the top of the list, and tap Edit. Change your first and last name to whatever you want to appear, then tap Done.

This only affects people who already have you saved in their contacts. Strangers or people who do not have your number saved will still see only your phone number, not your name. This change is local to your phone and does not affect what your carrier sends out.

Change Your Caller ID Name Through Your Carrier

If you want to change the name that appears when you call people who do not have you saved — or if you want to change your phone number's registered name in your carrier's system — you must contact your phone company directly. Call your carrier's customer service number (usually on your bill or their website) and ask to change your caller ID name.

Most carriers can do this over the phone in a few minutes. Some charge a one-time fee of five to ten dollars; others do it free. Ask about the cost before they make the change. You will need to provide your account number and verify your identity. The change usually takes effect within a few hours to a day.

Major carriers handle this differently: Verizon calls it "Caller ID Name", AT&T calls it "Caller Name Delivery", and T-Mobile handles it through their online account portal or by phone. If you are unsure which carrier you use or how to reach them, check your phone bill or search "[your carrier name] change caller ID name" online.

What Happens When You Change Your Carrier Settings

Once your carrier updates your caller ID name in their system, that name will appear on outgoing calls to anyone whose phone supports caller ID name delivery. This is different from the name in your Contacts app — it is the official name registered to your phone number at the carrier level.

If you change your name through your carrier and also have a different name in your Contacts app, people who have you saved will see the name from their Contacts app (what they saved you as), not the carrier name. Strangers will see the carrier name. This is why some people appear under a nickname to friends but under their legal name to unknown callers.

Common Mistakes to Avoid

The biggest mistake is assuming that changing your name in your iPhone Contacts app changes what everyone sees. It does not — it only affects people who have you saved. If you want to change what strangers see, you must contact your carrier.

Another common error is using *67 thinking it is permanent. It blocks your number for that single call only. If you want to hide your number on every call, use the Settings toggle instead, or contact your carrier to request permanent blocking.

Do not assume your carrier offers caller ID blocking or name changes. Some carriers restrict these features on certain plan types or in certain regions. Always ask your carrier directly instead of assuming the feature exists on your account.

Frequently Asked Questions

Can I change my caller ID to a completely different name?

Yes, your carrier will let you change the name registered to your number to almost anything. However, some carriers may reject names that are obviously fake or offensive. Ask your carrier what their policy is before requesting the change. The name you choose will appear to everyone you call who does not have you saved.

Does *67 work on all carriers?

Most carriers in the United States support *67, but not all. If you dial *67 and your call fails or goes through with your number showing anyway, your carrier does not support it. Contact them to ask about permanent caller ID blocking instead.

If I hide my caller ID, can people still call me back?

Yes. Hiding your caller ID only affects what appears on their phone when you call them. They can still call you back if they saved your number previously or if they have your contact information from another source. Hiding your number does not prevent return calls.

Will changing my caller ID name affect my voicemail?

No. Your voicemail greeting and settings are separate from your caller ID name. Changing your caller ID name through your carrier does not change your voicemail greeting or how callers reach your voicemail.

How long does it take for a caller ID name change to go into effect?

Most carriers update caller ID name changes within a few hours to one business day. Some changes may take up to 48 hours to propagate through all phone networks. If your new name does not appear after two days, contact your carrier to confirm the change was processed.