Saint Mary County Louisiana Zip Codes

Cities in

Below are a list of the cities located in Saint Mary County, LA. There are 10 total unique zip codes in Saint Mary County, Louisiana. The time zone for Saint Mary County is the Central Daylight Time zone and they follow daylight savings time. The Federal Information Processing System (FIPS) Code for is 22101.

The population in Saint Mary County, LA is currently 48,232. That is a decrease of -11.11% vs the population of 54,650 in 2010.

Zip Codes for Saint Mary County, LA (10)
Zip Code
 City County
Zip Code Map
70340 Amelia Saint Mary
70342 Berwick Saint Mary
70380 Morgan City Saint Mary
70381 Morgan City Saint Mary
70392 Patterson Saint Mary
70514 Baldwin Saint Mary
70522 Centerville Saint Mary
70523 Charenton Saint Mary
70538 Franklin Saint Mary
70540 Garden City Saint Mary

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