Banks in Sullivan, WI

Bank branch map: Sullivan

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: 1 institution operates 1 location in Sullivan, according to the FDIC. 1 of them has coordinates on record and is on the map. ATMs and opening hours are not in the sources this page uses yet; each marker links to directions.

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 Sullivan

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

Short answer: PremierBank is the only bank with an office in Sullivan. Open any bank to see each address, today's hours where the bank publishes them and the phone number.

PremierBank 1 branch · main office Fort Atkinson, WI Bank · 1

PremierBank has 1 branch in Sullivan, 7 across Wisconsin and 7 nationwide. FDIC records list its main office in Fort Atkinson, WI and show it operating since 1863. With $583.9 million in total assets on June 30, 2026, it ranks No. 1,596 of 4,232 U.S. banks by total assets. The Sullivan Branch at 154 Main St dates to 2003 in FDIC branch records. It does not publish hours in the sources this page uses; check its site before you go.

• Sullivan Branch

  154 Main St, 53178

  Hours: see the bank's site
  DirectionsWebsite

PremierBank: profile, branches and contacts

Banking in Sullivan: the local picture

Short answer: 1 bank runs 1 branch in Sullivan according to the FDIC. A population estimate for this place is not available from the Census Bureau, so branches per resident are not shown.

PremierBank has its main office in Fort Atkinson, WI, according to the FDIC.

The bank with the longest record here is PremierBank, operating since 1863 according to the FDIC.

The one location here does not publish hours in the sources this page uses. Each branch links to the bank's own site.

Chase, Bank of America and other national banks

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

Short answer: No branches in Sullivan: Chase (nearest in Oconomowoc, 8 mi), Wells Fargo (nearest in Pewaukee, 19 mi), Bank of America, PNC Bank (nearest in Pewaukee, 19 mi), U.S. Bank (nearest in Oconomowoc, 8 mi), Truist, Fifth Third Bank, Huntington (nearest in Elm Grove, 26 mi), Regions Bank, TD Bank, BMO (nearest in Oconomowoc, 8 mi).

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

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 Sullivan residents like anyone else.

Banks near Sullivan

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

Short answer: The closest towns with more choice are Oconomowoc (8 miles) and Johnson Creek (10 miles). Oconomowoc, 8 miles away, has the most banks nearby: 8.

Bank branch openings and closings in Sullivan

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

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

Largest banks in Sullivan by total assets

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

Short answer: PremierBank is the largest bank with offices in Sullivan, with $583.9 million in total assets on June 30, 2026, No. 1,596 among U.S. banks by total assets. 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 Sullivan: FAQ

How we build this page

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