Banks in Buffalo, WY

Bank branch map: Buffalo

Banks sit at the coordinates in their FDIC record; credit union offices at their NCUA address, located with the U.S. Census Bureau Geocoder. Point at a marker for today's hours, tap it for the address, directions and the bank's site.

Short answer: 4 banks and credit unions operate 4 locations in Buffalo, according to the FDIC. 4 of them have coordinates on record and are on the map. 1 publish opening hours.

Positions are the regulators' own coordinates, or the Census Geocoder's point for the address, and can sit a few hundred feet from the door. Streets, buildings and parks come from OpenStreetMap through OpenFreeMap, with every street named as you zoom in; if that map cannot load, a simpler map drawn from the Census Bureau's TIGER/Line files takes its place. ATMs will follow with the Overture Maps import.

All banks in Buffalo

Sorted by number of local branches. Each branch shows where its hours and phone number come from.

Short answer: 4 banks share the most locations in Buffalo, with 1 each. 4 banks have a single office in the city. Open any bank to see each address, today's hours where the bank publishes them and the phone number.

ANB Bank 1 branch · main office Denver, CO Bank · 1

ANB Bank has 1 branch in Buffalo, 7 across Wyoming and 32 nationwide. FDIC records list its main office in Denver, CO and show it operating since 1964. With $2.85 billion in total assets on June 30, 2026, it ranks No. 451 of 4,232 U.S. banks by total assets. The Buffalo Branch at 99 S Main St dates to 1906 in FDIC branch records. It does not publish hours in the sources this page uses; check its site before you go.

• Buffalo Branch

  99 S Main St, 82834

  Hours: see the bank's site
  DirectionsWebsite

ANB Bank: profile, branches and contacts

Buffalo Federal Bank 1 branch · main office Buffalo, WY Bank · 1

Buffalo Federal Bank has 1 branch in Buffalo, 3 across Wyoming and 3 nationwide. FDIC records list its main office in Buffalo, WY and show it operating since 1936. With $202.6 million in total assets on June 30, 2026, it ranks No. 2,969 of 4,232 U.S. banks by total assets. Its main office at 106 Fort St dates to 1936 in FDIC branch records. It does not publish hours in the sources this page uses; check its site before you go.

• Main Office main office

  106 Fort St, 82834

  Hours: see the bank's site
  DirectionsWebsite

Buffalo Federal Bank: profile, branches and contacts

First Interstate Bank 1 branch · main office Billings, MT Bank · 1

First Interstate Bank has 1 branch in Buffalo, 15 across Wyoming and 274 nationwide. FDIC records list its main office in Billings, MT and show it operating since 1916. With $25.79 billion in total assets on June 30, 2026, it ranks No. 83 of 4,232 U.S. banks by total assets. The Buffalo Branch at 40 E Hart St dates to 1979 in FDIC branch records. Its published hours do not list Saturday.

• Buffalo Branch

  40 E Hart St, 82834

  (307) 684-2581Today 9 am to 5 pm

  All hours

  Mon closed; Tue to Fri 9 am to 5 pm; Sat to Sun closed

  Hours: First Interstate Bank branch locator (All The Places), checked Oct 10, 2026

  DirectionsBranch page

First Interstate Bank: profile, branches and contacts

First Northern Bank of Wyoming 1 branch · main office Buffalo, WY Bank · 1

First Northern Bank of Wyoming has 1 branch in Buffalo, 5 across Wyoming and 5 nationwide. FDIC records list its main office in Buffalo, WY and show it operating since 1885. With $982.6 million in total assets on June 30, 2026, it ranks No. 1,065 of 4,232 U.S. banks by total assets. Its main office at 141 S Main St dates to 1885 in FDIC branch records. It does not publish hours in the sources this page uses; check its site before you go.

• Main Office main office

  141 S Main St, 82834

  Hours: see the bank's site
  DirectionsWebsite

First Northern Bank of Wyoming: profile, branches and contacts

Banking in Buffalo: the local picture

Short answer: 4 banks run 4 branches in Buffalo according to the FDIC. A population estimate for this place is not available from the Census Bureau, so branches per resident are not shown.

Of the 4 banks, 2 have their main office in Buffalo and 2 out of state, according to the FDIC.

The bank with the longest record here is First Northern Bank of Wyoming, operating since 1885 according to the FDIC. In FDIC branch records, the longest-running branch is First Northern Bank of Wyoming's office at 141 S Main St, dating to 1885; the newest is First Interstate Bank's at 40 E Hart St, from 1979.

Of the 1 location with published hours. None open on Saturday. 3 locations have no published hours in these sources.

Saturday hours in Buffalo

Short answer: None of the 1 Buffalo location with published hours lists Saturday hours. 3 locations do not publish hours in these sources; call ahead.

Bank branches show hours only where the bank publishes them in a source this page uses; 3 of the 4 locations here have no published hours yet. The source and date sit under each office. Banks and credit unions often close on Federal Reserve holidays; call ahead.

Chase, Bank of America and other national banks

Which big national banks have branches in Buffalo, and where the nearest one is if they do not.

Short answer: No branches in Buffalo: Chase (nearest in Jackson Hole, 213 mi), Wells Fargo (nearest in Sheridan, 34 mi), Bank of America, PNC Bank, U.S. Bank (nearest in Sheridan, 33 mi), Truist, Fifth Third Bank, Huntington, Regions Bank, TD Bank, BMO (nearest in Sheridan, 34 mi).

Branch counts from FDIC BankFind as of September 5, 2026. Distances are straight-line miles from the center of Buffalo to the nearest branch in Wyoming.

What your savings could earn

National benchmarks and the best published offers, from the Banrox Bank Rates tracker. Enter your own balance and rate to compare.

Short answer: At the national average savings rate of 0.38%, $10,000 kept in savings for a year earns about $38. The best published savings rate in the tracker, 3.75% at CIT Bank, earns about $375. The national average 12-month CD pays 1.71%.

Rates are the banks' published APYs as tracked on the Banrox Bank Rates page, with the date next to each benchmark; they are not offers from Banrox and can change daily. Interest is before tax. The best offers are mostly online banks and are open to Buffalo residents like anyone else.

Banks near Buffalo

Nearby cities with at least two banks, by straight-line distance. Counts from FDIC BankFind.

Short answer: The closest towns with more choice are Sheridan (33 miles) and Gillette (60 miles). Sheridan, 33 miles away, has the most banks nearby: 11.

Bank branch openings and closings in Buffalo

FDIC branch records, between September 5, 2025 and September 5, 2026.

Short answer: FDIC branch records show no bank branch openings in Buffalo between September 5, 2025 and September 5, 2026. Closings and relocations are not tracked by the sources this page uses yet.

Banks and credit unions based in Buffalo

Short answer: 2 institutions have their main office in Buffalo: First Northern Bank of Wyoming and Buffalo Federal Bank.

Banks: FDIC BankFind (community-bank flag and assets). Credit unions: NCUA call report.

Largest banks in Buffalo by total assets

Ranked by each bank's total assets on its FDIC balance sheet, which covers the whole bank, not only its Buffalo offices.

Short answer: First Interstate Bank is the largest bank with offices in Buffalo, with $25.79 billion in total assets on June 30, 2026, No. 83 among U.S. banks by total assets. ANB Bank is second with $2.85 billion. 2 of the 4 banks are headquartered here. Local deposit shares will follow once the FDIC Summary of Deposits is imported.

Total assets and ranks from FDIC BankFind as of June 30, 2026. Rank is among active banks that report total assets to the FDIC.

Banks in Buffalo: FAQ

How we build this page

Every figure above comes from one of these sources. Nothing is typed by hand, nothing is estimated.