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Links to purchasing cooperatives’ lists of contracted vendors:


TIPS Purchasing Cooperative


BUYBOARD, TASB’s Purchasing Co-op (Please make sure you are opening the link in google chrome.)


HCDE Purchasing Co-op (no password required)


Southeast Texas Cooperative Purchasing Organization

Region 5 Purchasing Co-op (No Password Required):


DIR, State of Texas Department of Information Resources (technology products/services) (no password required)


OMNIA Partners Purchasing Alliance 

TCPN, Region IV Purchasing Coop and U.S. Communities Purchasing Alliance are now under OMNIA Partners

If you are using a co-op vendor, please type, “per (name of co-op, i.e. TCPN) contract” as the last sentence in your last line item description. Please contact me with questions or concerns.