The Blue Tile Project has information about blue-and-white street tiles. Joey Sanchez, with the project, shared details about the tiles. At one point, there were around 10,000 of these signs in use.

Further information about the history of the tiles is available from The Blue Tile Project. The project's representative, Joey Sanchez, provided some details to ABC13. The tiles have been a part of the city's appearance, giving it some curb appeal.

For more information, readers can refer to the source.