There have been two state highways in Washington numbered 143:
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Washington State Route 143 (1964-1967) There have been two state highways in Washington numbered 143:
* Washington State Route 143 (1964-1967) into Mount Rainier National Park, now SR 123
* Washington State Route 143 (1973-1985) across the Columbia River at Plymouth, now part of I-82 ...
into Mount Rainier National Park, now SR 123
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Washington State Route 143 (1973-1985) There have been two state highways in Washington numbered 143:
*Washington State Route 143 (1964-1967) into Mount Rainier National Park, now SR 123
*Washington State Route 143 (1973-1985) across the Columbia River at Plymouth, now part of I-82
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across the Columbia River at Plymouth, now part of I-82
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