MASS BAY CREDIT UNION Routing Numbers

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Routing Number	Address	City	State	Zip Code
211083557	147 WEST FOURTH STREET	SOUTH BOSTON	MA	02127

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What is the routing number? A routing number is a nine-digit numeric code printed on the bottom of checks that is used to facilitate the electronic routing of funds (ACH transfer) from one bank account to another. It's also referred to as RTN, routing transit number or bank routing number. Read more (Enter complete or partial bank name to find details) (Enter complete or partial routing number to find details)

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