At its creation in March 1895, Blaine County included five other present-day counties.

The present-day county of Laois is a modern administrative construct.

Stretching as it did over practically the whole length of the present-day county it was much larger than the other two.

Despite its name, none of the line is in the present-day county of Kent.

This article is about the present-day Polish county (powiat).

Established in 1870, the Sac and Fox agency, established on the eastern edge of the present-day county, was the first settlement in the area.

The eventual contract spread over an area that includes all or part of thirty present-day counties in Texas.

Fayette County then included land which makes up 37 present-day counties and portions of 7 others.

A historical name for the present-day Scottish county of Peeblesshire.

Lost towns are listed by their former name, the present-day county where they are located, and their location relative to present-day maps.