North Lima is an unincorporated community in central Beaver Township, Mahoning County, Ohio, United States. Although it is unincorporated, it has a post office, with the ZIP code of 44452. It lies at the intersection of State Routes 7 and 164. The community is part of the Youngstown-Warren-Boardman, OH-PA Metropolitan Statistical Area. Charlotte Benkner, one of the oldest living persons on record, spent the last few years of her life in North Lima. Bob Mortimer (evangelist), an international speaker, was born in North Lima.