Coordinates may be determined from a variety of sources, depending on the location.
* See [[Wikipedia:Obtaining_geographic_coordinates]]
* [http://geonames.usgs.gov/ The USGS Board on geographic names] GNIS is the authoritative source in the United States; the database contains many foreign points.
==Adding coordinates==
* Use the appropriate infobox parameters, or {{tl|coord}}.
* Follow the [[Wikipedia:Manual of Style (dates and numbers)#Geographical coordinates|Manual of Style]].
* Please don't be [[Wikipedia:WikiProject Geographical coordinates#Precision|overly precise]].
* See also [[Wikipedia:WikiProject Geographical coordinates|WikiProject Geographical coordinates]].