| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1982 | 978-0-943645-06-3 | John S. Gallagher | North Dakota Post Offices |
| 1991 | 978-0-943645-26-1 | Robert M Rennick | Place names of Pike County, Kentucky |
| '' | 978-0-943645-27-8 | Harold E. Salley | History of California Post Offices |
| 1993 | 978-0-943645-31-5 | Robert M Rennick | Kentucky's bluegrass: A survey of the post offices |
| 1996 | 978-0-943645-35-3 | John S Gallagher | Mississippi post offices |