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The Mariners entered the American League in 1977, the same year as the Toronto Blue Jays.

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15y ago
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14y ago

Seattle Mariners-1977 seattle pilots-1969 and seattle rainers-1939

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12y ago

The Mariners have only won the AL West three times. They won in 2001, 1997, and 1995.

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9y ago

Seattle Mariners was created in 1977.

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Q: When did the Seattle Mariners become a team?
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