The members of the LIMC are the City of Lancaster; Boroughs of Columbia, East Petersburg, Millersville, and Mountville; and the Townships of East Hempfield, East Lampeter, Lancaster, Manheim, Manor, West Hempfield, and West Lampeter. 

The LIMC area is located in central Lancaster County, Pennsylvania. The region comprised of the members indicated above represent approximately 43% of the Lancaster County population.