Miscellaneous References and Mentions

While our initial information about Calio came from various goverment sources (GNIS, US Census, FIPS), we also found mention of Calio in various books, maps and other sources.

We've created the following list to keep track of the sources that proved useful in adding to our knowledge about Calio. We hope that they will be useful to you.

Note: Initially, we were careless about keeping track of where our Calio data came from. The following list of references and mentions is incomplete.

Shell Oil Road Map for North Dakota (1949)
Published by Shell Oil Company

Calio is contained in a comprehensive list of Post Offices that was created by Cameron Blevins and Richard Helbock.<1>

We found Calio in these Censuses: 2010-1990. See our Census Page for Calio for more information.

Both the GNIS and FIPS databases contain entries for Calio. See our Misc Page for Calio for more information.