However, it won’t prevent websites and apps from gaining any information at all about your location.
Google Maps, for example, may not able to provide directions from your current location. Obviously, that will affect how some apps and services work and prevent others from working at all. With Location Services switched off, no app or web service will be able to access location data on your Mac.
So here's a tip for you: Download CleanMyMac to quickly solve some of the issues mentioned in this article.