Can you use a Straight Talk phone with AT&T?

Yes, your SIM card will work with an AT&T compatible or unlocked GSM phone. Per the Straight Talk website; to activate your service, you will need a Straight Talk Unlimited 30-day Service Plan card or credit card. Some data services may not be available with all wireless devices.
A.

Can you unlock a SIM locked phone?

Place a SIM card for a different network in the phone and it will ask you for that code. Enter it (sometimes a reboot is needed) and the SIM should be recognized. The SIM card you use for unlocking doesn't have to be on a line that is yours. But your carrier might not want to unlock your phone.
  • What is a carrier reset?

    A carrier reset is almost always necessary if you're activating a device that's had a different phone number on it before. This reset sends your device's new information to the network so that you can get service. It can also be useful to run this reset if you're having trouble getting voice, text or data.
  • What is the SIM lock code?

    A SIM lock, simlock, network lock, carrier lock or (master) subsidy lock is a technical restriction built into GSM and CDMA mobile phones by mobile phone manufacturers for use by service providers to restrict the use of these phones to specific countries and/or networks.
  • Can you call Verizon to unlock your phone?

    Verizon. Verizon states on its Device Unlocking Policy page, "We do not lock our 4G LTE devices, and no code is needed to program them for use with another carrier. If you have a locked 3G World Device phone with Verizon, you can use unlock code 000000 or 123456 or call 800-922-0204 for help.
B.

Are TracFone and straight talk the same company?

Straight Talk is a service provided by TracFone Wireless Inc., America's largest no-contract cell phone provider in the U.S., with over 25 million subscribers. TracFone Wireless is a subsidiary of América Móvil S.A.B. de C.V.
  • What kind of phones are compatible with straight talk?

    Below is a list of popular phones that will work with Straight Talk SIM Bring Your Own Phone. If the original carrier for these phones was not AT&T, T-Mobile, Sprint or Verizon, the phone will likely need to be unlocked to work with Straight Talk.
  • Is Straight Talk owned by AT&T?

    AT&T owns a $7.5 billion stake in the company, which is owned by billionaire Carlos Slim. In addition, by offering Straight Talk over AT&T's GSM network, TracFone will be able to offer GSM handsets, which are typically less costly than CDMA handsets.
  • Is straight talk a CDMA or GSM network?

    The phone sold by Walmart for use on StraightTalk is the A1429 CDMA. As a rule, you can not use a CDMA iPhone on any CDMA carrier other than the one it was originally sold for. if the straight talk iphone is GSM A1429 using CDMA 3G netwrok, I can switch to Tmobile LET 4G network when I move.
C.

Is straight talk a CDMA or GSM network?

The phone sold by Walmart for use on StraightTalk is the A1429 CDMA. As a rule, you can not use a CDMA iPhone on any CDMA carrier other than the one it was originally sold for. if the straight talk iphone is GSM A1429 using CDMA 3G netwrok, I can switch to Tmobile LET 4G network when I move.
  • Is Verizon compatible with straight talk?

    Multiple members of the company's support staff insisted to us that 4G LTE Verizon phones are compatible with Straight Talk, but in practice we found that not to be the case. Straight Talk won't send you a SIM for a CDMA phone; instead you have to purchase a "Network Access Code" for $14.99.
  • Is Metro PCS a CDMA network?

    This is significant because it marks the first time that MetroPCS, which was CDMA-only before the merger, is using T-Mobile's GSM network. The carrier is accepting unlocked iPhones, Android phones, Windows phones, and certain feature phones, but not BlackBerrys, tablets, or hotspots.
  • Is Verizon a CDMA or GSM?

    AT&T uses GSM technology, just like T-Mobile. Verizon and Sprint, on the other hand, use CDMA, which stands for Code Division Multiple Access. All it means is that Verizon can pile on several people to use its network at once.

Updated: 3rd October 2019

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