First Interstate Bank – Casper Mills Branch, Mills WY 82644
First Interstate Bank’s Casper Mills branch, located at 300 Southwest Wyoming Boulevard, Mills, WY 82644, provides a full range of banking services for individuals and businesses. As a nationally recognized bank with FDIC insurance (Certificate #1105), First Interstate Bank ensures your funds are secure while delivering exceptional customer service. With 143 Offices in 6 states, First Interstate Bank is dedicated to helping the Mills community manage finances conveniently and efficiently.
The Casper Mills branch is a Full Service Office ready to assist with personal banking, business accounts, loans, and more. Knowledgeable staff offer expert guidance and modern banking solutions. Visit today or call 307-235-4448 to experience trusted, professional banking in Wyoming.
First Interstate Bank Casper Mills Branch Details
Want to know when this branch is open? Check Opening Hours for up-to-date timings and details.
| Branch Name | Casper Mills |
| Phone Number | 307-235-4448 |
| Office Address | 300 Southwest Wyoming Boulevard, Mills, WY 82644 |
| Service Type | Full Service Office |
| State / County | Wyoming - Natrona |
| City / Town | Mills |
| Zip Code | 82644 |
Looking for other locations or nearby branches? Find more banks and branches to explore complete details and contacts.
| Bank Type | Federal Reserve Member Bank |
| FDIC Insurance | Certificate #1105 |
| Website | firstinterstatebank.com |
| Branch Count | 143 Offices in 6 states |
Last Verified: August 2025
First Interstate Bank SWIFT Codes – Complete List by City & Branch
Find the official First Interstate Bank SWIFT codes for all major cities and branches. Use these international bank codes for secure wire transfers and global payments. Ensure accurate transactions by selecting the correct SWIFT code for your branch or location.
| Branch | City | SWIFT Code |
|---|---|---|
| First Interstate Bank, Billings | Billings | FRIRUS55 |
First Interstate Bank Casper Mills Branch Hours of Operation
Every branch has its own set of hours; we‘ve listed the daily hours for the main headquarters branch below. It also applies to a variety of other branches; however, you should check your particular branch for more current and up-to-date information.
| Day | Hours of Operation |
|---|---|
| Monday | 9:00 am - 5:00 pm |
| Tuesday | 9:00 am - 5:00 pm |
| Wednesday | 9:00 am - 5:00 pm |
| Thursday | 9:00 am - 5:00 pm |
| Friday | 9:00 am - 6:00 pm |
| Saturday | 9:00 am - 6:00 pm |
| Sunday | closed |
Nearby Branch Contact
Find contact details for nearby PremierBank branches to access banking services close to your location.
| Branch Name | City / Town | Phone Number |
|---|---|---|
| The Farmers State Bank of Brush, Head Office Branch | Brush | 970-842-5101 |
| KeyBank, South Side Branch | Syracuse | 315-472-4074 |
| Santander Bank, Orchard View Drive Branch | Londonderry | 877-768-2265 |
| Bank of America, 28th / Michael Branch | Wyoming | 616-532-6620 |
| MUFG Union Bank, Rancho Penasquitos Branch | San Diego | 858-538-3260 |
| Wells Fargo Bank, Barbara Jordan & I-35 Branch | Austin | 512-236-1147 |
| New York Community Bank, Amityville Branch | Amityville | 631-598-3866 |
| Peoples State Bank of Plainview, Elgin Branch | Elgin | 507-876-2221 |
| Charter West Bank, Elkhorn Branch | Elkhorn | 402-493-7760 |
| First Trust and Savings Bank, Oxford Branch | Oxford | 319-828-8000 |
Frequently Asked Questions (FAQs)
What services are offered at First Interstate Bank Casper Mills?
The Casper Mills branch offers full-service banking including personal accounts, business accounts, loans, mortgages, and financial advice.
Is First Interstate Bank Casper Mills FDIC insured?
Yes, First Interstate Bank is FDIC insured under Certificate #1105, ensuring your deposits are safe and secure.
What are the branch hours for First Interstate Bank Casper Mills?
Branch hours may vary. It's recommended to visit firstinterstatebank.com or call 307-235-4448 for the most accurate schedule.
How can I contact First Interstate Bank Casper Mills?
You can call the branch at 307-235-4448 or visit in person at 300 Southwest Wyoming Boulevard, Mills, WY 82644, Mills, WY 82644.
How many First Interstate Bank branches are there?
First Interstate Bank operates 143 Offices in 6 states, including the Mills, Wyoming branch.