Bank Branches › Wyoming › Natrona County › 300 Sw Wyoming Blvd
Full-service office · FDIC office no. 254870
First Interstate Bank
300 Sw Wyoming Blvd, Mills, WY 82644
Open · June 2026
$130M
deposits, 2026
1998
established
5th
of 19 in county
2
names on the sign
| Date | Bank on the sign | Deposits | Change |
|---|---|---|---|
| Jun 30 2026 | First Interstate Bank | $130M | −7% |
| Jun 30 2025 | First Interstate Bank | $141M | −7% |
| Jun 30 2024 | First Interstate Bank | $151M | −41% |
| Jun 30 2023 | First Interstate Bank | $254M | +111% |
| Jun 30 2022 | First Interstate Bank | $120M | −8% |
| Jun 30 2021 | First Interstate Bank | $130M | +16% |
| Jun 30 2020 | First Interstate Bank | $113M | +6% |
| Jun 30 2019 | First Interstate Bank | $106M | +12% |
| Jun 30 2018 | First Interstate Bank | $94.6M | +1% |
| Jun 30 2017 | First Interstate Bank | $94.1M | −7% |
| Jun 30 2016 | First Interstate Bank | $101M | +7% |
| Jun 30 2015 | First Interstate Bank | $94.2M | +15% |
| Jun 30 2014 | First Interstate Bank | $81.6M | −8% |
| Jun 30 2013 | First Interstate Bank | $89.0M | −2% |
| Jun 30 2012 | First Interstate Bank | $90.9M | +12% |
| Jun 30 2011 | First Interstate Bank | $80.9M | +26% |
| Jun 30 2010 | First Interstate Bank | $64.0M | +9% |
| Jun 30 2009 | First Interstate Bank | $58.6M | +27% |
| Jun 30 2008 | First Interstate Bank | $46.1M | +19% |
| Jun 30 2007 | First Interstate Bank | $38.8M | +46% |
| Jun 30 2006 | First Interstate Bank | $26.6M | +28% |
| Jun 30 2005 | First Interstate Bank | $20.8M | +6% |
| Jun 30 2004 | First Interstate Bank | $19.7M | +28% |
| Jun 30 2003 | First Interstate Bank | $15.3M | +37% |
| Jun 30 2002 | First Interstate Bank | $11.2M | +88% |
| Jun 30 2001 | First Interstate BankNEW NAME | $5.9M | +121% |
| Jun 30 2000 | The Equality State Bank | $2.7M | +43% |
| Jun 30 1999 | The Equality State Bank | $1.9M | +1829% |
| Jun 30 1998 | The Equality State Bank | $97K |
Nearest other open offices in Natrona County
- 1.6 miWells Fargo Bank, National Association · 3500 Cy Ave, Casper
- 1.9 miHilltop National Bank · 4085 Cy Ave, Casper
- 2.0 miPlatte Valley Bank · 3131 Wyoming Blvd Sw, Casper
- 2.1 miJonah Bank of Wyoming · 777 W 1st St, Casper
- 2.3 miU.S. Bank National Association · 435 W 1st St, Casper
- 2.6 miGlacier Bank · 330 S Center St, Casper
- 2.6 miBMO Bank National Association · 300 S Wolcott St, Casper
- 2.6 miFirst Interstate Bank · 104 S Wolcott St, Casper
All banks in Natrona County →
Every First Interstate Bank office →
Earlier names and banks folded into First Interstate Bank →
Names on the sign
1998–2000The Equality State Bank2001–nowFirst Interstate Bank
The FDIC office number stays with the building when banks merge or rename, so the same office appears under each owner. Follow an earlier name to see what became of that bank.
Deposits are the balances the bank assigned to this office on June 30 of each year, in nominal dollars. Source: FDIC Summary of Deposits, office (UNINUMBR) 254870.