Long-pressing the address bar is inconsistent; however, tapping the address bar and then long-pressing the URL is fairly reliable.
In Chrome Custom Tabs, long-pressing the title of the webpage you're on instantly copies the URL.
Long-pressing the three
dot menu and then sliding over to the (i) shortens this tip to two steps.
On pages equipped with HTTPS, tapping the lock button brings you directly to the secure connection page, at which point you can simply long-press the URL and copy it.
