Division of Administrative Payment Services Vendor Payment Center
Contact SSA About a Vendor Payment
If you have questions regarding a Vendor payment, you can contact us by:
Division of Administrative Payment Services
PO Box 47
Baltimore, MD 21235-0047
Customer Service Representatives will respond to voicemail messages, regarding vendor and employee administrative payment inquiries, Monday through Friday between 8:00 a.m. and 4:30 p.m. ET.