Slippy map tilenames - OpenStreetMap WikiTile numbering for zoom=2 This article describes the file naming conventions for the Slippy Map application in the OpenStreetMap website. Tiles are 256 × 256 pixel PNG files Each zoom level is a directory, each column is a subdirectory, and each tile in that column is a file Filename (URL) format is /zoom/x/y.png The slippy map expects tiles to be served up at URLs following this scheme, so all ti
