Lawrence County, Ohio Zip Codes

Zip Code	City	Population
45638	Ironton	20,594
45680	South Point	11,968
45669	Proctorville	10,237
45619	Chesapeake	7,509
45659	Pedro	3,166
45645	Kitts Hill	2,760
45678	Scottown	1,128
45696	Willow Wood	538
45688	Waterloo	166

Population is the most recent figure from the U.S. Census Bureau's 2022 American Community Survey (ACS) 5-Year Estimates.