Where to bid in Duncan, OK

The City of Duncan posts its bids and RFPs on its open bids page. Contracts here can also come from Stephens County and the State of Oklahoma (OMES Central Purchasing).

City of Duncan

Open bids →

Bid Postings

Bid page checked, 2026-11-05.

Stephens County, OK

Official website (look for Bids, Purchasing or Procurement)

Bid page not confirmed yet: start from the official site, 2026-11-05.

State of Oklahoma

OMES Central Purchasing

Bid page checked, 2026-11-05.

SpendQuery links to Duncan's own pages and doesn't copy their bids. Wrong or missing link?

All of Oklahoma