Verify my phone number

Sign in to your Apple ID account page and edit / update your Apple ID details -> https://appleid.apple.com

• edit / update your trusted phone number.

Why i’m not able to send direct text messages? 

See -> If you can't send or receive messages on your iPhone, iPad, or iPod touch

If you can't send or receive messages on your iPhone or iPad - Apple Support

Have some talk time balance on your number. It sends messages to verify the number in settings. It should help

Pls I need to verify my number and you guys are not sending me code

This is a user to user forum, no one here is going to send you a code.