Click states to colour a map of the United States, or shade it from a list - here in this tab, with nothing uploaded.
State-by-state data is often sales territory, election work or client lists. The map is drawn here in the tab; the list you paste stays on your computer.
Yes - 'TX', 'CA' and 'NY' work the same as the full names, and 'DC' or 'Washington DC' for the District of Columbia.
Yes, moved in below the lower 48 as on most US maps. The small north-eastern states are labelled off the coast, where their names fit.
Yes: 'Ohio, 11.8' shades the map light to dark, with a colour bar for the legend.
Yes, for anything, commercial work included. The map data is public domain (Natural Earth and the US Census Bureau); there is no watermark and no credit required.