: The Earth is divided into a grid of 20x20 degree cells, which are progressively subdivided into smaller grids. Each cell is assigned a character from a set of 20 alphanumeric characters (excluding confusing symbols like '1', 'I', '0', and 'O').
: It consists of an area code (the first four characters, 9C5M ) and a local code ( 8QQ7+V8 ). 9c5m8qq7-v8
Plus Codes like 9C5M8QQ7+V8 serve several critical functions: Find & share a location using Plus Codes - Google Help : The Earth is divided into a grid