Assumption Parish, Louisiana Zip Codes

Zip Code	City	Population
70380	Morgan City	20,877
70390	Napoleonville	7,336
70339	Pierre Part	4,769
70341	Belle Rose	3,848
70372	Labadieville	1,967
70393	Plattenville	151
70391	Paincourtville	101

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