After crossing the state line into Mississippi, US 90 intersected US 11 then curved back to the south, bypassing Pearlington on the way to Bay St. Louis.
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This detour became permanent the following year with US 11 assuming its current routing co-signed with I-59 between Pearl River and Nicholson, Mississippi.
Louisiana | Louisiana State Legislature | Louisiana State University | Shreveport, Louisiana | Louisiana House of Representatives | Baton Rouge, Louisiana | U.S. Route 66 | Louisiana Purchase | Lafayette, Louisiana | U.S. Route 1 | Louisiana State Senate | Louisiana Purchase Exposition | Alexandria, Louisiana | U.S. Route 6 | U.S. Route 101 | Route 66 | Natchitoches, Louisiana | Louisiana Tech University | U.S. Route 30 | New Jersey Route 4 | European route E65 | Bossier City, Louisiana | U.S. Route 40 | California State Route 1 | U.S. Route 1 in Maine | Ruston, Louisiana | Pennsylvania Route 309 | European route E18 | U.S. Route 23 | Monroe, Louisiana |