Hello, i'm right now trying to find an GSM module that can be used in USA. Currently I have an SIM800L that does not work with any of the phone companies in my area which are Tmobile and ATT&T. The GSM module simply won't connect to a network. Does anyone know if there are any GSM modules that will…

2G (GSM and CDMA) which was state of the art in 1991, has been superseded by newer technologies. Afterwards you got GPRS (2.5G) and EDGE (2.75G) but those are getting extinct because the spectrum can be reused by more efficient 3G (UMTS / CDMA2000), and 4G(LTE) (which can use the same bandwidth to…

They'll probably be obsolete shortly after becoming available.

It is true But i'll still need ine for the meantime. Unless there is another way of sending sms text to a cellphone? Joseph

[image] josephchrzempiec: Is there a GSM that will take LTE 4G or 5G out there? GSM is 2G The (expensive! ) Arduino MKR GSM 1400 — Arduino Online Shop will do 3G

[image] josephchrzempiec: Unless there is another way of sending sms text to a cellphone There are internet gateways to send an SMS

My iphone is gsm 4g lte also can handle gsm 5g. Joseph

Sure modern smartphones encompass all technologies but won’t connect to a gsm network if there is no more any gsm network

What module of GSM can be used in the USA?q

Projects Networking, Protocols, and Devices

josephchrzempiec March 4, 2022, 9:53pm 3

Hello j-M-L, Is there a GSM that will take LTE 4G or 5G out there? So far I can not find one.

Joseph

Topic		Replies	Views
GSM modules that work in the USA? Networking, Protocols, and Devices	6	429	July 10, 2025
5G devices GSM? Networking, Protocols, and Devices	39	8710	February 6, 2023
GSM modules in the USA? Networking, Protocols, and Devices	5	92	September 16, 2025
GSM/ GPRS/ Sim modules General Guidance	5	120	January 17, 2026
GSM modules going out of date on 5G? Networking, Protocols, and Devices	1	688	May 6, 2021

What module of GSM can be used in the USA?q

Related topics