Directories can help us discover where people and businesses were located and to navigate other records such as census schedules. Many of those available for the years listed below have been digitised by the University of Leicester. Some directories feature material about more than one county.
- 1841 : 1841 : 1853 : 1854 : 1875 : 1876 : 1889-90 : 1890 : 1890 : 1893-94 : 1898 : 1903 : 1906 : 1910 : 1914
The volume of information included in most directories gave much scope for mistakes and omissions. The shortcomings of Whellen's 'History, Gazetteer, and Directory of Northamptonshire', which was published in 1849, led to the court cases discussed in Caveat Emptor by Susan Ranson [1989] (page 35)