Why am I not recieving any SMS from any short code number?

title. I'm not from the US and I need such a service where I could receive short code SMS for 2FA from The Bank of America, as many virtual numbers are unable to do so...

Hello, I try to send a text to a 6-digit number to apply to win a contest (valid number, trusted organization so not a scam). I receive an error message stating the number...

I did a quick search but didn't see any recent posts about SMS short codes. Is there still an issue with them?

Since Short Code SMS messages is not working and is already a known issue acknowledged by Fizz, what are other users using as a replacement and when will Fizz fix this issue...