Yes, Pinnacle offers NHL OT Included, Regular Time and Alternate lines.

To locate the NHL Regular Time lines, you must choose Hockey from the Betting Menu and then click on NHL OT Included on the leagues page. 

Once you are on the NHL OT included league page, you must choose the match you want to bet on.

You will then see a page with all the offerings for that particular match, which includes the Regular Time lines: