| Miscellaneous References and MentionsWhile our initial information about Port Gibson came from various goverment sources (GNIS, US Census, FIPS), we also found mention of Port Gibson 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 Port Gibson. We hope that they will be useful to you. Note: Initially, we were careless about keeping track of where our Port Gibson data came from. The following list of references and mentions is incomplete. Business Atlas and Shippers' Guide (1895)
 A note taken from the Shipper's Guide for Port Gibson: List of Post Offices in the United States (1870)
 Port Gibson was listed as Port Gibson Courthouse. Table of U.S. Post Offices in the United States (Jan. 1851)
 Port Gibson was listed as Port Gibson Courthouse. U.S. Post Offices (Oct. 1846)
 Port Gibson was listed as Port Gibson Courthouse. Rand McNally Map of Mississippi (1911)
 Shell Oil Road Map for Mississippi (1956)
 Port Gibson is contained in a comprehensive list of Post Offices that was created by Cameron Blevins and Richard Helbock.<1> We found Port Gibson in these Censuses: 2010-1990. See our Census Page for Port Gibson for more information. Both the GNIS and FIPS databases contain entries for Port Gibson. See our Misc Page for Port Gibson for more information. Footnotes ...
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