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ZIP codes in Jefferson Davis Parish, Louisiana

Jefferson Davis Parish, Louisiana has 7 ZIP codes in this list, from 70532 to 70650. They cover 7 places, among them Elton, Jennings, Lake Arthur and Roanoke.

ZIP codePlaceLand area (sq mi)Map point
70532Elton95.430.471, -92.700
70546Jennings15330.220, -92.657
70549Lake Arthur16130.091, -92.683
70581Roanoke25.630.246, -92.742
70591Welsh17230.236, -92.819
70640Fenton0.230.366, -92.912
70650Lacassine1.730.237, -92.923

The ZIP code areas of Jefferson Davis Parish add up to about 608 square miles of land (1,576 sq km) as the Census Bureau draws them. The largest is 70591 (Welsh), with 172 square miles.

Using these codes

Places and counties: GeoNames. Areas: U.S. Census Bureau, 2024 ZIP Code Tabulation Areas. Checked in November 2026. This site is not connected with the United States Postal Service; for mailing, confirm the address with USPS.

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