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Routing # 307086691 | Wiring Instructions

Partnering for Success

We welcome the members of Wyochem FCU!

WyHy and Wyochem have joined forces.


We look forward to this new chapter and are excited to welcome many new members into WyHy’s credit union family!

Frequently Asked Questions

Wyochem’s online banking will be unavailable during the data merger process with WyHy on December 9th thru December 11th. Wyochem members will be able to log into the WyHy online banking at approximately 1:00 pm Sunday, December 11th, at WyHy.org. 

The Commerce and Lyman Branches will be closed on December 9th for the data conversion and will reopen on December 12th. Online Banking for Wyochem will be down beginning the morning of the 9th. Wyochem members will log into WyHy banking on December 11th.

  • April 6, 2022- Merger Approved
  • June 10- Merger Voted - Approved
  • June 30- Wyochem became WyHy
  • November 28-December 8 - New WyHy cards will be mailed out
  • December 10, 2022 - Existing Wyochem cards will stop working and WyHy cards will be active.
  • December 9, 2022- During this time, we are pleased to be combining all WyHy accounts on our core system. On 12/9/22 the Green River (110 Commerce Dr) and Lyman Branches will be closed all day for the core system conversion to occur. Branches will reopen as soon as possible on 12/12/22.
  • Wyochem’s online banking will be unavailable during the data merger process with WyHy on December 9th thru December 11th. Wyochem members will be able to log into the WyHy online banking at approximately 1:00 pm Sunday, December 11th, at WyHy.org.
  • December 12, 2022- Commerce and Lyman Branches reopen- core conversion complete.

If You Currently Have A Wyochem Debit Card: Your current card is being replaced by a new WyHy Contactless Debit Card. DO NOT DESTROY YOUR CURRENT WYOCHEM DEBIT CARD! 

  • You will be receiving a replacement WyHy card that will be mailed the week of 11/28/22.
  • Your existing card will continue to work through 12/9/22.
  • Your Wyochem card will work on 12/10/22 up until the time that your WyHy card becomes active.
  • If you have not received your card by 12/9/22 or if you have any questions please call us at (307) 875-4989.
  • Once you receive your new WyHy card, please call the number on the new card’s sticker to activate it and choose a 4-digit PIN.

You’re all set to go! Your new Contactless Debit Card will be connected to your checking account, just like before.

On December 12th, after our core conversion transfer, these locations will be available for all WyHy Members.