NDT Companies in Ohio

Johnstown is a city in Licking County, Ohio, United States. The population was 5,182 at the 2020 census and was estimated to be 5,310 in 2023. The city is most notable for the finding of a nearly complete mastodon skeleton under the city.

Kingston is a village in Ross County, Ohio, United States. The population was 1,262 at the 2020 census.

Kingsville is a census-designated place in central Kingsville Township, Ashtabula County, Ohio, United States. The population was 824 at the 2020 census. It lies at the intersection of State Routes 84 and 193, less than one mile northwest of Interstate 90.

Leipsic is a village in Putnam County, Ohio, United States. The population was 2,177 at the 2020 census.

Lewisburg is a village in Preble County, Ohio, United States, founded in 1818. The current village incorporates two prior villages, the original Lewisburg and Euphemia, which merged in 1916. The population was 1,745 at the 2020 census. It is part of the Dayton Metropolitan Statistical Area.

Lisbon is a village in Columbiana County, Ohio, United States, and its county seat. The population was 2,597 at the 2020 census. It was founded in 1803 and is located along Little Beaver Creek.

London is a city in and the county seat of Madison County, Ohio, United States. Located about 25 miles southwest of the Ohio capital of Columbus, London was established in 1811 to serve as the county seat. The population was 10,279 at the 2020 census. It is part of the Columbus metropolitan area.

Londonderry is an unincorporated community in eastern Liberty Township, Ross County, Ohio, United States. It has a post office with the ZIP code 45647. It lies along U.S. Route 50 at its intersection with State Route 327.

Loudonville is a village in Ashland and Holmes counties in the U.S. state of Ohio. The population was 2,786 at the 2020 census. Loudonville is nicknamed the "Canoe Capital of Ohio" for its many canoe liveries along the Mohican River. It is also home to Mohican State Park and Mohican-Memorial State Forest.

Lucasville is a census-designated place in Scioto County, Ohio, United States. The population was 1,655 at the 2020 census. It is part of the Portsmouth micropolitan area. Lucasville is the location of the Scioto County Fairgrounds.

Maria Stein is an unincorporated community and census-designated place in Marion Township, Mercer County, Ohio, United States. As of the 2020 census, the population was 1,067.

Martinsburg is a village in Knox County, Ohio, United States. The population was 222 at the 2020 census.

McCutchenville is a census-designated place in northern Wyandot and southern Seneca counties, Ohio, United States. It has a post office with the ZIP code 44844. It lies at the intersection of State Routes 53 and 587. The population was 371 at the 2020 census.

Mendon is a village in Mercer County, Ohio, United States. The population was 628 at the 2020 census.

Middlefield is a village in Geauga County, Ohio, United States. The population was 2,748 at the 2020 census. It is part of the Cleveland metropolitan area.

Milford Center is a village in Union County, Ohio, United States. The population was 807 at the 2020 census.

Minford is a census-designated place located on the border of Harrison and Madison townships in northeastern Scioto County, Ohio, United States, about 14 miles northeast of the county seat of Portsmouth. As of the 2020 census, it had a population of 641.

Minster is a village in Auglaize and Shelby counties, in the U.S. state of Ohio. The population was 3,046 at the 2020 census. It is included in the Wapakoneta, Ohio Micropolitan Statistical Area. It is adjacent to the village of New Bremen to the north.