For more information about Standing Offers and Supply Arrangements (SOSA), you may call the national InfoLine at 1-800-811-1148. The line is staffed Monday to Friday from 08:00 to 17:00 Eastern Standard/Daylight time. You may also send your questions via our Web form found on the Contact Us page.
More contact information
You may also refer to the Contacts for Businesses and Contacts for Government Buyers Web pages for other procurement-related help and support.