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Name

South Dakota

Postal address

Mailing Address:
Secretary of State
Att. Apostille Office
500 East Capitol Avenue
Pierre, SD 57501-5070

Physical Address:
215 E. Prospect Pierre, SD 57501
Phone: (605) 773-4845
Fax: (605) 773-4550
https://sdsos.gov/generalservices/apostilles authentications.aspx 

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