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How to Unlock a Cricket iPhone — Six-Month Rule, AT&T Ownership, and What to Do Instead

Cricket runs on AT&T's network, and a Cricket-locked iPhone is an AT&T-locked iPhone with a different name on the bill. That single fact explains most of the confusion: AT&T's unlock portal will not help, Cricket's support will only help the account holder, and the device still shows "SIM Not Supported" for every other network.

Short answer. The phone is carrier-locked at Apple’s activation service, not broken. If you are the account holder and the device meets the carrier’s published rules, the unlock is free — request it from Cricket device unlock policy. If you are not, or the carrier refuses, the record has to be released from the supply side; the services at the bottom of this page are the ones that apply, and the check above them tells you which.

What the message actually means

The activation policy for a Cricket IMEI is held on AT&T's side, because Cricket is an AT&T brand. There is no unlock code and nothing to type — the record has to be changed. Cricket's published rule is that the device must have been active on Cricket for six months of paid service, be paid in full, and not be reported lost or stolen.

The six-month clock is the trap in resale: a phone sold at month two is locked for another four months and the seller rarely mentions it. Worse, the clock only advances while the line stays active and paid, so a device that was suspended mid-way can sit locked for a year.

What you are seeing

Step 1 — confirm it is a carrier lock, not a dead SIM

  1. On the phone: Settings → General → About → Carrier Lock.
  2. On the IMEI: the Cricket eligibility check ($0.40) returns how many days the device has actually been on Cricket and whether it is eligible — the fastest way to find out whether the six-month clock has run.
  3. For a resale purchase, run the AT&T/Cricket blacklist check ($0.05) as well: reported devices are never unlocked.

Step 2 — what Cricket’s own policy says

Cricket publishes its requirements on cricketwireless.com. In summary: six months of active, paid service on the device, the device paid in full, the account in good standing, and the IMEI not reported lost or stolen. The request can only be made by the account holder, and Cricket applies it to the IMEI — no code is issued for an iPhone.

Because the network is AT&T's, the release lands in the same activation service. That is also why a Cricket device can sometimes be released through an AT&T-side tier and why an AT&T portal lookup returns "not an AT&T device" — the brand, not the network, owns the record.

Published requirements

Policies change without notice. The current wording is always on the carrier’s own page: Cricket device unlock policy.

Step 3 — if you qualify, get the free unlock

  1. Confirm the activation date on the Cricket account — that is when the six months start.
  2. Call Cricket support (or use the MyCricket app chat) and request a device unlock against the IMEI.
  3. Once confirmed, restart the iPhone with the new SIM inserted. The Carrier Lock field changes at the next activation.

Step 4 — if you do not qualify

Most Cricket devices that reach a reseller are inside the six-month window, on a closed account, or reported. The tiers below are priced by model generation and cover the clean-but-locked case; the eligibility check tells you in advance whether the request has a chance, and a refused request is refunded.

ServicePriceWhat it does
Cricket Unlock Eligiblity Days on Cricket Check$0.40Days on Cricket and eligibility, $0.40 — run this before any unlock tier.
Cricket Unlock Require Active 180+ Days - iPhone & Generic$2.50Entry-level Cricket unlock for iPhone, Motorola and generic devices.
Cricket Clean Semi Premium Unlock- iPhone 4-15 Series$135Clean semi-premium tier for iPhone X through 12-series devices on Cricket.
Cricket Clean Semi Premium Unlock- iPhone 17 Series$165Current-generation tier for iPhone 17-series devices on Cricket.
Cricket Clean Semi Premium Unlock- iPhone 18 Series$205Newest tier — iPhone 18-series on Cricket.

What does not work

Why an unlock can still fail

Frequently asked questions

How long do I have to be on Cricket to unlock a phone?

Six months of active, paid service at the time of writing. Check Cricket's page for the current rule before you plan around it.

Can I unlock a Cricket iPhone I bought used?

Not through Cricket — the request is restricted to the account holder. The paid route works from the IMEI alone.

Is a Cricket unlock permanent?

Yes, once applied to the IMEI. It survives restores and iOS updates.

Why does AT&T's portal say my Cricket phone is not an AT&T device?

Because Cricket owns the record even though AT&T owns the network. Use a Cricket-side tier.

What if the device is reported lost or stolen?

No unlock restores service. Run the blacklist check first — it costs cents and saves the full price of a tier that cannot work.

Other guides

AT&THow to Unlock an AT&T iPhone — Official Rules & OptionsT-Mobile / MetroHow to Unlock a T-Mobile / Metro iPhone — Official RulesXfinity MobileHow to Unlock an Xfinity Mobile iPhone — Official PolicyiPhone SIM errorsiPhone "SIM Not Supported" — Causes & Fixes

Last checked 2026-10-28. Carrier rules are quoted from the operators’ own policy pages; if a rule has changed since, the carrier’s page wins.