Quick universal check
- iPhone: Settings → General → About → Carrier Lock should read "No SIM restrictions".
- Android: Settings → Network & internet → SIMs → look for "SIM lock" / "Carrier".
- Or insert another carrier's SIM — if it registers, the phone is unlocked.
AT&T
- —Dial *#06# to get your IMEI.
- —Go to att.com/deviceunlock and submit the IMEI.
- —Device must be paid off and active 60+ days.
Verizon
- —Most postpaid phones unlock automatically after 60 days.
- —Check My Verizon > Devices > Device Overview.
- —Prepaid phones unlock after 6 months of service.
T-Mobile
- —Open the T-Mobile app > Manage account > Device unlock.
- —Or dial 611 and ask for unlock status.
- —Device must be paid off with 40+ days of service.
Metro by T-Mobile
- —Requires 180 days of active service.
- —Use the Device Unlock app on Android.
- —iPhones: call 888-8metro8 to request unlock.
Cricket Wireless
- —Requires 6 months of paid service.
- —Submit the unlock form at cricketwireless.com/unlock.
- —Confirmation email arrives within 2 business days.
Boost Mobile
- —Requires 12 months of active service.
- —Call 833-50-BOOST to request unlock.
- —Account must be in good standing.
US Cellular
- —Postpaid devices unlock after 120 days.
- —Check status in My Account > Device settings.
- —Or call 888-944-9400.
Mint Mobile
- —Phones bought from Mint unlock after 12 months.
- —Email care@mintmobile.com with your IMEI.
Google Fi
- —Devices bought from Fi are unlocked once paid off.
- —Check Fi app > Account > Manage plan.
Straight Talk / TracFone
- —Requires 12 months of active service.
- —Submit the unlock request at straighttalk.com/unlock-request.