City selection on Wordpress site?

Question

WordPress

Help I'm new, I need to do like this, is there a plugin? Or is it just code?

Answer 1

There is an excellent plugin WT GeoTargeting
And there is another option to implement this through wp mu
Multisite in WordPress

Answer 2

Do the usual ul>lili with attributes, and send the request to the server with js, or do the necessary logic at the front