Alexander
200 W Highway 96
Alexander, KS 67513
785-343-2255
Hours: 8-4
GrainFeed and SupplyEnergy
Your Grain Partner
Built for producers — grain, feed and supply, marketing, agronomy, and energy.
Your grain handling and marketing partner across Central Kansas. Post Rock helps producers move wheat, milo, and corn,with dependable handling, disciplined logistics, and market-focused execution.
Central Kansas grain logistics built around producer value.
Who we are
Vision, mission & values
Vision
Be the preferred destination for grain.
Mission
We handle grain responsibly, move it efficiently, and connect producers to markets that create lasting value.
- Service — We exist to serve the farmer.
- Team — We take care of each other.
- Efficiency — Pennies matter; discipline wins.
- Accountability — Plan and deliver.
- Markets — Market awareness and participation are essential.
About — company history, team, leadership, and the same vision and mission content in context.
Services
Grain
Commodity grain handling, origination, storage, and marketing focused on wheat, milo, and corn.
Feed and Supply
Feed and farm supply services to support producer needs.
Marketing
Connecting farmer grain to broader markets through broader networks for merchandising, freight-aware logistics, and active market participation.
Agronomy
Crop input and application services supported through Smoky Hills Agronomy, built to keep producers served while Post Rock stays focused on grain.
Energy
Fuel and propane service through Prairie Energy, supporting farms, fleets, and rural customers across the trade area.
Locations
Bison
100 N Main Street
Bison, KS 67520
785-356-2355
Hours: 8-4
GrainFeed and SupplyEnergy
Galatia
101 Steinert Street
Galatia, KS 67565
620-935-4204
Hours: 8-4
GrainFeed and SupplyEnergy
Gorham
129 Clifford Street
Gorham, KS 67640
785-637-5481
Hours: 8-4
GrainFeed and SupplyAgronomyEnergy
News & resources
Announcements and practical updates — newest first.
Announcements
2026-04-01
Welcome to the new Post Rock Ag website
We refreshed postrockag.com with clearer navigation for producers, teammates, and investors — grounded in plainspoken tone.
Read update →Market Updates
2026-03-18
Grain markets — positioning ahead of planting season
Basis spreads remain responsive to logistics windows — coordination across elevators matters more than catchy slogans.
Read update →Agronomy Tips
2026-02-10
Cover crop termination windows in dryland rotations
Termination timing influences moisture competition and residue cover — align chemical and mechanical passes to the cash crop plan.
Read update →Stay informed
Email updates from Post Rock Ag. Mailchimp is integrated via a Route Handler — keys remain server-side.
Subscribe for company updates
Cash bids • Basis • Freight spreads • Fuel • Inputs • Weather • USDA reports • Local announcements • Cash bids • Basis • Freight spreads • Fuel • Inputs • Weather • USDA reports • Local announcements • Cash bids • Basis • Freight spreads • Fuel • Inputs • Weather • USDA reports • Local announcements • Cash bids • Basis • Freight spreads • Fuel • Inputs • Weather • USDA reports • Local announcements •
Placeholder ticker — embed DTN / Barchart / Bushel widgets here when integrations are approved.