Local listings are vital for your local business organic ranks on Google. Especially to get higher ranks on local map pack.
Now you got an idea about what local listings and why it is important for your local business SEO game.
Read more on Local Business Listings | Moz
And also read How To Set Up Your Local Business Listings | Moz so you know how to setup local business listing.
For UK local businesses, they must know these 7 Essentials You Need To Master Local SEO in the UK – Granite 5
After reading all the above articles you surely should have got a very good idea about the topic.
I will do a video soon covering about Local Listings and how I do it to get ranks for my clients local business websites.