BLU Phone SIM Card Install, Network Compatibility & Not Detected

BLU Phone SIM Card; supported networks, bands

Check out supported BLU Phone SIM card, compatible MVNO & networks in the USA, bands & how to fix not detected error.

Congratulations on purchasing a new BLU phone. Is it the BLU Vivo XII or BLU G90 or BLU Vivo X6? Whatever it may be, it's the time to purchase a case for it, and a SIM Card is needed which is basically a "digital address" or a "digital friend" for you. Basically, your phone is meant for communication, and it became smart only a couple of years ago by adding capabilities of gaming, alarm, use it as a remote control, etc., to become smartphones.

If you are looking for a SIM card for a BLU phone then you have arrived at the right place because BLU mobile doesn't support all the mobile networks and MVNO and you should be aware of that.

BLU Phone SIM Card

Are you wondering what kind of SIM Card does a BLU Phone use? Don't worry because here we have given details on SIM Card for BLU Phone. With the help of the information mentioned here, you will be able to get a SIM card for your new phone.

Network Compatibility

Not all phones support all networks. It's you have to determine which network you use. BLU Cell Phones supports AT&T, Cricket Wireless, Metro PCS, H2O Wireless, Net10, Simple Mobile, T-Mobile, Tracfone Wireless & other GSM networks.

The BLU Phones are not compatible with CDMA networks like Verizon Wireless, Sprint, or Boost Mobile. If you have SIM for such CDMA networks, then it will not work on your BLU Phone because it's not supported. So it's clear that if your existing phone is using Verizon or Sprint or Boost Mobile or any other CDMA network, please don't go with a BLU phone because you will regret it later or you may have to return your device.

Bands Supported

All the BLU phones don't support all the bands available in America and the world for those who travel.

Here are the bands that almost all BLU phones support -


Name Interface
850 GSM
900 (E-GSM) GSM
1800 (DCS) GSM
1900 (PCS) GSM

Supported GSM Protocols

Name Generation

UMTS Networks Supported

Name Interface
B2 (1900 PCS) UMTS
B5 (850) UMTS

LTE Networks

Name Interface
B2 (1900 PCS) LTE
B4 (1700/2100 AWS 1) LTE
B7 (2600) LTE
B12 (700 ac) LTE
B17 (700 bc) LTE

5G Networks

BLU phone with 5G are already available in the market, and among the knowns we have F91 5G and Bold N2.

Note: If you don't understand those terms, you can read on US wireless carriers' bands to get an understanding of what frequency ranges does network supports.

So given that, you can order an AT&T SIM card for BLU phone or Straight Talk or Cricket Wireless.

BLU Phone Service Provider

BLU Products is a cell phone manufacturer, but not a mobile network provider. So, you can go ahead and buy a new phone.

BLU Phone SIM Card Install:

You can read on blu phone sim card install guide to get your SIM card on your phone.

Let's go through some FAQs here -

So with BLU, you can bring Page Plus Cellular, TracFone, or any other MVNO SIM card.

BLU Phone SIM Card Not Detected:

Are facing the problem of SIM cards not being detected on your phone, then this could be the problem of wrong APN Settings. Try out reinstalling the SIM card again and see if it works or not. If it doesn't work on the other phone too, then this could be the issue with the SIM itself.

Do BLU Phones work with Verizon Wireless?

Verizon Wireless is one of the top two mobile operators in the United States. Verizon is a CDMA network, and BLU phones are compatible with GSM networks in the USA. So to conclude, BLU smartphones are not compatible with Verizon unless specified. The latest BLU Vivo XI and Vivo XI+ are compatible with the network if brought from Best Buy.

Do BLU Phones work with Cricket Wireless?

All the BLU phones are compatible with Cricket Wireless, and even the product listing of these phones on Amazon does clearly say 'Cricket Wireless compatible'. As a safety measure, please compare the Cricket Wireless bands and the mobile phone bands before buying.


⇒ Does BLU phone work on all networks in the USA/Worldwide?

Answer: No, BLU accepts GSM networks and doesn't work on CDMA networks.

⇒ Are BLU Phones Dual SIM?

Answer: Yes, all the BLU phones include Dual SIM functionalities. You can insert GSM + GSM SIM cards.

⇒ Is there any BLU Triple SIM phone?

AnswerIf you are looking for a triple SIM mobile by BLU, then BLU G9 should be your choice.

⇒ Does BLU work with Verizon?

Answer: Generally, no BLU phone is compatible with Verizon, unless and until specified.

⇒ BLU Phone AT&T 3G Shutdown?

Answer: Even though AT&T has shut down 3G services, there are many reports that their 4G phone has been affected and isn't working on the AT&T network.

Compatible AT&T BLU Phone:

The following BLU phone works great on AT&T after network shutdown -

Also Read:

How to Reboot BLU Android phone

BLU Phone Settings

So that's all about the supported SIM Card for BLU Phone.

Article Name
BLU Phone SIM Card Install, Network Compatibility - BLU Phone Service Provider
BLU Phone Service Provider: Are you wondering What kind of SIM card does a BLU Phone use? Check out supported BLU Phone SIM card, GSM network in USA & bands.
Yogesh Khetani
Publisher Name
BLU Cell Phones
Publisher Logo

This post was published on April 3, 2023 9:59 AM

Yogesh Khetani: Yogesh, with over 12 years in mobile technology, shares the latest smartphone insights and how-to guides. His digital journey began with Electronics and Communication Engineering studies, allowing him to express his love for technology and gadgets in a more impactful way with the widest reach.