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Credit union · NCUA insured

Mountain West Federal Credit Union Credit Card Rates

Mountain West Federal Credit Union credit cards start at 12.90% APR on purchases, after any introductory rate. Rates checked October 22, 2026.

How Mountain West Federal Credit Union’s credit card rates compare

Compared with banks and credit unions near Butte, MT, where Mountain West Federal Credit Union has the most branches. Ongoing purchase APR, lowest first.

  • This credit union’s lowest

    Mountain West Federal Credit Union

    12.90%APR

    The Mountain West Visa Credit Card

  • Lowest rate

    Mile High FCU

    9.90%APR

    Mile High FCU rates

  • Top Carrot, Carrot Score 88

    2nd-lowest rate

    Northwestern Energy Employees FCU

    9.90%APR

    Northwestern Energy Employees FCU rates

Compare credit card rates near you →

Mountain West Federal Credit Union credit card score

67

Credit card score

Higher than 20% of U.S. banks and credit unions

By rate
  • Purchase APRPurchase APR12.90%

Each track runs from the highest to the lowest rate among U.S. banks and credit unions; the dot is this rate.

How the score works →

Where Mountain West Federal Credit Union ranks

By credit card score, in each area where it has branches

Every rate

Current credit card rates

Rates from the credit union’s website. Most are “as low as” rates for the best credit; yours depends on your credit.

Who can join Mountain West Federal Credit Union

This may be incomplete or out of date, so check with the credit union before you apply.

Where you live or work

  • Anyone can join from Butte Silver Bow, Deer Lodge, Granite, Missoula, Lake, Sanders, and Lincoln counties under a Rural Community Charter.

Cost to join

  • A $25.00 minimum deposit applies to keep the account open.

Membership information collected October 4, 2026.

Check membership requirements ↗Branches and institution details
← Mountain West Federal Credit Union overview