Map Service Name: World_Light_Gray_Reference
Description: This map provides labels for selected cities, towns, and neighborhoods around the world in support of the World Light Gray Base map. This map was compiled by Esri using HERE data, Garmin basemap layers, OpenStreetMap contributors, the GIS user community, and Esri basemap data. Worldwide coverage is provided from Level 0 (1:591M scale) through Level 13 (1:72k scale). In North America (Canada, Mexico, United States), Europe, India, South America and Central America, Africa, most of the Middle East, and Australia and New Zealand coverage is provided from Level 14 (1:36k scale) through Level 16 (1:9k scale). Specific country list and documentation of Esri's process for including OSM data is in OSM Data Usage in Esri's ArcGIS Online Basemaps (PDF).
Attribution: Sources: Esri, HERE, Garmin, © OpenStreetMap contributors, and the GIS user community
Coordinate System: Web Mercator Auxiliary Sphere (WKID 102100)
Tiling Scheme: Web Mercator Auxiliary Sphere
Map Service Data Format: Map server cache in PNG32 format