Stafford County is a member of the following Public Purchasing Cooperative Organizations:
- Sourcewell (formerly NJPA)
- OMNIA Partners
- U.S. Communities
- National IPA(Intergovernmental Purchasing Alliance)
- NPP – National Public Procurement(mainly Public Safety (Fire/LE/EMS)
- Login: Procurement@StaffordCountyVa.gov
- PPA – Public Procurement Authority (mainly Public Safety (Fire/LE/EMS)
- Buy-Board
- H-GAC – Houston-Galveston Area Council Buy Solution
- TIPS – The Interlocal Purchasing System
- NCPA– The National Cooperative Purchasing Alliance