Our branch lobbies are open 10:00 a.m. to 4:00 p.m. and by appointment. Our drive-ups remain open during regular business hours; Mobile/Online Banking and telebanking are also available for your financial needs. For location information and hours, please visit https://www.firstinterstatebank.com/locations/
Nampa First Interstate Bank
Opens At 10:00 AM Opens At 10:00 AM Opens At 10:00 AM Opens At 10:00 AM Opens At 10:00 AMClosed Today Closed Today
Branch Hours
Day of the Week | Hours |
---|---|
Mon | 10:00 AM - 4:00 PM |
Tue | 10:00 AM - 4:00 PM |
Wed | 10:00 AM - 4:00 PM |
Thu | 10:00 AM - 4:00 PM |
Fri | 10:00 AM - 4:00 PM |
Sat | Closed |
Sun | Closed |

Featured Products at First Interstate Bank
Mobile Banking
With First Interstate’s mobile app, you can check your account and loan balances, keep track of expenses, transfer money between accounts, schedule one-time or recurring payments through Bill Pay, pay people instantly with Popmoney, and more. Bank wherever life takes you—all from the palm of your hand.Credit Cards
Credit cards can be great tools for bringing convenience, value, and financial security to your everyday. First Interstate’s FirstRewards® World Mastercard® offers real-time fraud text alerts, Mastercard Zero Liability, and reward points which can be redeemed for travel or gift cards to your favorite local businesses to, amongst other great features.Merchant Services
Merchant Services is a convenient, cost-effective, and secure payment processing solution allowing your business to accept credit and debit cards. Whether you need payment solutions for in-person or online transactions, integrated terminals, or gift cards, First Interstate can help with a single-source solution for all your payment transactions.Online Bill Pay
Make all your payments to companies and individuals in one, convenient place. Guarantee on-time payments, track transactions, set payment alerts, and reduce your financial paper trail by eliminating paper checks and even paper statements when you sign up for Bill Pay through First Interstate’s Online Banking.
About First Interstate Bank
First Interstate Bank in Nampa, ID offers a comprehensive suite of personal and business products to take care of all of your diverse financial needs. Whether you’re a first time home buyer looking for a mortgage, an established business looking to streamline your payment methods, or someone who is ready to plan for your financial future, our local banking experts at First Interstate Bank will help you reach your goals.
First Interstate Bank is a community banking organization headquartered in Billings, Montana. With over 120 locations across Idaho, Montana, Oregon, South Dakota, Washington and Wyoming, First Interstate is still run on the same principals as when it was founded by Homer Scott, Sr. in Sheridan, Wyoming in 1968; to take the best possible care of our customers, our employees, and the places we call home.
Today, our dedication to our founder’s values of customer satisfaction, creative management, productive employees, shareholders’ value and community involvement remains unwavering. Driven by strong corporate and family values, First Interstate is committed to providing exemplary customer service, exceeding customer expectations with our products and services, and supporting the communities we serve.
First Interstate Bank is a community banking organization headquartered in Billings, Montana. With over 120 locations across Idaho, Montana, Oregon, South Dakota, Washington and Wyoming, First Interstate is still run on the same principals as when it was founded by Homer Scott, Sr. in Sheridan, Wyoming in 1968; to take the best possible care of our customers, our employees, and the places we call home.
Today, our dedication to our founder’s values of customer satisfaction, creative management, productive employees, shareholders’ value and community involvement remains unwavering. Driven by strong corporate and family values, First Interstate is committed to providing exemplary customer service, exceeding customer expectations with our products and services, and supporting the communities we serve.

Bank anywhere life takes you.
First Interstate's mobile app allows you to bank anywhere life takes you. All of your online basics are covered in the palm of your hand. Check balances, view transaction history, transfer funds, deposit checks, pay bills, set push notifications, pay people with POP money, and more. Download it from your preferred app store today.