Blue stop signs are not issued by the U.S. Department of Transportation. Instead, they're often used on private property, ...

While blue stop signs are not used in the U.S. on official roadways, they do appear in other countries to indicate restricted access or no-entry zones. What States/Countries Have Blue Stop Signs?

Color us surprised: Blue stop signs really exist! Here's where you'll find them, what they mean and what to do if you see one on the road. If there’s one rule of the road we learn long before ...

Color us surprised: Blue stop signs really exist! Here's where you'll find them, what they mean and what to do if you see one on the road. advertisement. Reader's Digest.