US Bank Directory
Banks in Sonoma, CA
9 FDIC-insured banks operate 9 offices in Sonoma, California, and 2 credit unions have 2 offices.
Source: FDIC BankFind, data as of September 5, 2026; NCUA call report as of March 31, 2026; hours checked October 10, 2026.
Bank branch map: Sonoma
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: 11 banks and credit unions operate 11 locations in Sonoma, according to the FDIC and the NCUA. 10 of them have coordinates on record and are on the map. 7 publish opening hours.
Branches: FDIC, NCUA. Streets: loading.
10 locations on the map
Tap a cluster to zoom in
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 and credit unions in Sonoma
Sorted by number of local branches. Each branch shows where its hours and phone number come from.
Short answer: 9 banks share the most locations in Sonoma, with 1 each. 9 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.
Bank of America Bank · 1
Bank of America has 1 branch in Sonoma, 684 across California and 3,598 nationwide. FDIC records list its main office in Charlotte, NC and show it operating since 1904. With $2.65 trillion in total assets on June 30, 2026, it ranks No. 2 of 4,232 U.S. banks by total assets. The Sonoma Branch at 35 W Napa St dates to 1927 in FDIC branch records. Its published hours do not list Saturday.
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Sonoma Branch35 W Napa St, 95476
All hours
Mon closed; Tue to Fri 9 am to 4 pm; Sat to Sun closed
Hours: Bank of America branch locator (All The Places), checked Oct 10, 2026
Bank of Marin Bank · 1
Bank of Marin has 1 branch in Sonoma, 29 across California and 29 nationwide. FDIC records list its main office in Novato, CA and show it operating since 1990. With $3.86 billion in total assets on June 30, 2026, it ranks No. 346 of 4,232 U.S. banks by total assets. The Sonoma Branch at 136 W Napa St dates to 2011 in FDIC branch records. It does not publish hours in the sources this page uses; check its site before you go.
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Sonoma Branch136 W Napa St, 95476
BMO Bank · 1
BMO has 1 branch in Sonoma, 226 across California and 988 nationwide. FDIC records list its main office in Chicago, IL and show it operating since 1947. With $254.97 billion in total assets on June 30, 2026, it ranks No. 16 of 4,232 U.S. banks by total assets. The Sonoma Branch at 201 W Napa St dates to 1921 in FDIC branch records. Its published hours do not list Saturday.
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Sonoma Branch201 W Napa St, 95476
All hours
Mon to Fri 9 am to 5 pm; Sat to Sun not published
Hours: BMO branch locator (All The Places), checked Oct 10, 2026
Chase Bank · 1
Chase has 1 branch in Sonoma, 858 across California and 5,176 nationwide. FDIC records list its main office in Columbus, OH and show it operating since 1824. With $4.09 trillion in total assets on June 30, 2026, it ranks No. 1 of 4,232 U.S. banks by total assets. The Sonoma Branch at 501 Broadway dates to 1919 in FDIC branch records. Its published hours do not list Saturday.
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Sonoma Branch501 Broadway, 95476
All hours
Mon to Fri 9 am to 5 pm; Sat to Sun not published
Hours: Chase branch locator (All The Places), checked Oct 10, 2026
Corporate America Family Credit Union Credit union · 1
Corporate America Family Credit Union has 1 office in Sonoma, 4 across California. It is based in Elgin, IL and $969.1 million in assets on March 31, 2026, according to its NCUA call report. Its published hours do not list Saturday.
Who can join: see the credit union's site.
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Sonoma201 Nino Marco Sq, 95476
All hours
Mon to Fri 9 am to 5 pm; Sat to Sun not published
Hours: NCUA, March 31, 2026
Exchange Bank Bank · 1
Exchange Bank has 1 branch in Sonoma, 21 across California and 21 nationwide. FDIC records list its main office in Santa Rosa, CA and show it operating since 1890. With $3.19 billion in total assets on June 30, 2026, it ranks No. 404 of 4,232 U.S. banks by total assets. The Sonoma Branch at 435 W Napa St dates to 1979 in FDIC branch records. It does not publish hours in the sources this page uses; check its site before you go.
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Sonoma Branch435 W Napa St, 95476
Mechanics Bank Bank · 1
Mechanics Bank has 1 branch in Sonoma, 132 across California and 169 nationwide. FDIC records list its main office in Walnut Creek, CA and show it operating since 1905. With $21.25 billion in total assets on June 30, 2026, it ranks No. 102 of 4,232 U.S. banks by total assets. The Sonoma Branch at 19245 Sonoma Highway dates to 2022 in FDIC branch records. It does not publish hours in the sources this page uses; check its site before you go.
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Sonoma Branch19245 Sonoma Highway, 95476
Redwood Credit Union Credit union · 1
Redwood Credit Union has 1 office in Sonoma, 24 across California. It is based in Santa Rosa, CA and $9.95 billion in assets on March 31, 2026, according to its NCUA call report. It opens on Saturday.
Who can join: see the credit union's site.
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Sonoma500 W Napa St #500, 95476
All hours
Mon to Fri 9 am to 5 pm; Sat 9 am to 2 pm; Sun not published
Hours: NCUA, March 31, 2026
U.S. Bank Bank · 1
U.S. Bank has 1 branch in Sonoma, 563 across California and 2,097 nationwide. FDIC records list its main office in Cincinnati, OH and show it operating since 1863. With $705.55 billion in total assets on June 30, 2026, it ranks No. 6 of 4,232 U.S. banks by total assets. The Sonoma Branch at 500 Broadway dates to 2010 in FDIC branch records. Its published hours do not list Saturday.
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Sonoma Branch500 Broadway, 95476
All hours
Mon not published; Tue to Fri 9 am to 5 pm; Sat to Sun not published
Hours: U.S. Bank branch locator (All The Places), checked Oct 10, 2026
Wells Fargo Bank · 1
Wells Fargo has 1 branch in Sonoma, 769 across California and 4,161 nationwide. FDIC records list its main office in Sioux Falls, SD and show it operating since 1870. With $1.91 trillion in total assets on June 30, 2026, it ranks No. 4 of 4,232 U.S. banks by total assets. The Sonoma Branch at 480 W Napa St dates to 1912 in FDIC branch records. It opens on Saturday.
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Sonoma Branch480 W Napa St, 95476
All hours
Mon to Fri 9 am to 5 pm; Sat 9 am to 2 pm; Sun not published
Hours: Wells Fargo branch locator (All The Places), checked Oct 10, 2026
Westamerica Bank Bank · 1
Westamerica Bank has 1 branch in Sonoma, 75 across California and 75 nationwide. FDIC records list its main office in San Rafael, CA and show it operating since 1884. With $5.77 billion in total assets on June 30, 2026, it ranks No. 258 of 4,232 U.S. banks by total assets. The Sonoma Branch at 202 W Napa St dates to 1988 in FDIC branch records. It does not publish hours in the sources this page uses; check its site before you go.
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Sonoma Branch202 W Napa St, 95476
Join a credit union in Sonoma
2 credit unions have 2 offices here: Redwood Credit Union and Corporate America Family Credit Union. Each office is listed above with the phone and the hours it filed with the NCUA (call report as of March 31, 2026). Who can join each one is on its own site; the credit unions in Sonoma page has every office in the state's directory.
Banking in Sonoma: the local picture
Short answer: 9 banks run 9 branches in Sonoma 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 9 banks, 0 have their main office in Sonoma, 4 elsewhere in California and 5 out of state, according to the FDIC.
The bank with the longest record here is Chase, operating since 1824 according to the FDIC. In FDIC branch records, the longest-running branch is Wells Fargo's office at 480 W Napa St, dating to 1912; the newest is Mechanics Bank's at 19245 Sonoma Highway, from 2022.
2 credit unions have 2 offices in Sonoma, according to the NCUA. Who can join each one is on the credit unions page.
Of the 7 locations with published hours. 2 open on Saturday. 4 locations have no published hours in these sources.
Banks and credit unions open on Saturday in Sonoma
Short answer: 2 of the 7 Sonoma locations with published hours open on Saturday, run by 2 institutions.
- Wells Fargo: 1 of 1 branch (480 W Napa St: Saturday 9 am to 2 pm)
- Redwood Credit Union: 1 of 1 office (500 W Napa St #500: Saturday 9 am to 2 pm)
Credit union hours are the text each credit union filed with the NCUA, call report as of March 31, 2026; a day the filing does not mention is shown as not published, never as closed. Bank branches show hours only where the bank publishes them in a source this page uses; 4 of the 11 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 Sonoma, and where the nearest one is if they do not.
Short answer: In Sonoma: Chase (1), Wells Fargo (1), Bank of America (1), U.S. Bank (1), BMO (1). No branches in Sonoma: PNC Bank (nearest in Walnut Creek, 35 mi), Truist, Fifth Third Bank (nearest in San Francisco, 35 mi), Huntington, Regions Bank, TD Bank.
| Bank | In Sonoma | Nearest branch if none here |
|---|---|---|
| Chase | 1 branch | here |
| Wells Fargo | 1 branch | here |
| Bank of America | 1 branch | here |
| U.S. Bank | 1 branch | here |
| BMO | 1 branch | here |
| PNC Bank | None | Walnut Creek, 35 miles away |
| Truist | None | none in California |
| Fifth Third Bank | None | San Francisco, 35 miles away |
| Huntington | None | none in California |
| Regions Bank | None | none in California |
| TD Bank | None | none in California |
Branch counts from FDIC BankFind as of September 5, 2026. Distances are straight-line miles from the center of Sonoma to the nearest branch in California.
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%.
| Offer | Bank | APY | Term | Minimum |
|---|---|---|---|---|
| Savings | CIT Bank | 3.75% | none | $5,000 |
| Savings | Barclays | 3.50% | none | $0 |
| Savings | Marcus by Goldman Sachs | 3.40% | none | $0 |
| CD | Synchrony Bank | 4.35% | 60 Months | $0 |
| CD | Marcus by Goldman Sachs | 4.35% | 24 Months | $500 |
| CD | American Express National Bank | 4.25% | 10 Months | $0 |
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 Sonoma residents like anyone else.
Banks near Sonoma
Nearby cities with at least two banks, by straight-line distance. Counts from FDIC BankFind.
Short answer: The closest towns with more choice are Napa (9 miles) and Yountville (9 miles). Napa, 9 miles away, has the most banks nearby: 13.
| City | Distance | Banks | Branches |
|---|---|---|---|
| Banks in Napa, CA | 9 mi | 13 | 20 |
| Banks in Yountville, CA | 9 mi | 2 | 2 |
| Banks in Petaluma, CA | 10 mi | 11 | 15 |
| Banks in Rohnert Park, CA | 14 mi | 8 | 8 |
| Banks in American Canyon, CA | 14 mi | 2 | 2 |
| Banks in Saint Helena, CA | 15 mi | 6 | 6 |
| Banks in Novato, CA | 15 mi | 9 | 14 |
| Banks in Vallejo, CA | 17 mi | 7 | 9 |
Bank branch openings and closings in Sonoma
FDIC branch records, between September 5, 2025 and September 5, 2026.
Short answer: FDIC branch records show no bank branch openings in Sonoma between September 5, 2025 and September 5, 2026. Closings and relocations are not tracked by the sources this page uses yet.
Largest banks in Sonoma by total assets
Ranked by each bank's total assets on its FDIC balance sheet, which covers the whole bank, not only its Sonoma offices.
Short answer: Chase is the largest bank with offices in Sonoma, with $4.09 trillion in total assets on June 30, 2026, No. 1 among U.S. banks by total assets. Bank of America is second with $2.65 trillion. Local deposit shares will follow once the FDIC Summary of Deposits is imported.
| Bank | Total assets | Rank | Offices here | Main office |
|---|---|---|---|---|
| Chase | $4.09 trillion | No. 1 | 1 | Columbus, OH |
| Bank of America | $2.65 trillion | No. 2 | 1 | Charlotte, NC |
| Wells Fargo | $1.91 trillion | No. 4 | 1 | Sioux Falls, SD |
| U.S. Bank | $705.55 billion | No. 6 | 1 | Cincinnati, OH |
| BMO | $254.97 billion | No. 16 | 1 | Chicago, IL |
| Mechanics Bank | $21.25 billion | No. 102 | 1 | Walnut Creek, CA |
| Westamerica Bank | $5.77 billion | No. 258 | 1 | San Rafael, CA |
| Bank of Marin | $3.86 billion | No. 346 | 1 | Novato, CA |
| Exchange Bank | $3.19 billion | No. 404 | 1 | Santa Rosa, CA |
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 Sonoma: FAQ
How many banks are in Sonoma, CA?
Sonoma has 9 banks with 9 branches and 2 credit unions with 2 offices, according to FDIC data as of September 5, 2026 and NCUA data as of March 31, 2026.
Which bank has the most branches in Sonoma?
Chase, with 1. Bank of America has 1 and Wells Fargo has 1.
Is there a Chase in Sonoma, CA?
Yes. FDIC data lists 1 Chase branch in Sonoma as of September 5, 2026. The address and directions are under Chase above.
Is there a Bank of America in Sonoma, CA?
Yes. FDIC data lists 1 Bank of America branch in Sonoma as of September 5, 2026. The address and directions are under Bank of America above.
Is there a Wells Fargo in Sonoma, CA?
Yes. FDIC data lists 1 Wells Fargo branch in Sonoma as of September 5, 2026. The address and directions are under Wells Fargo above.
Is there a PNC Bank in Sonoma, CA?
No. FDIC data lists no PNC Bank branch in Sonoma as of September 5, 2026. The nearest is in Walnut Creek, about 35 miles away in a straight line.
Which banks in Sonoma are open on Saturday?
Wells Fargo and Redwood Credit Union publish Saturday hours for one or more Sonoma locations. The Saturday section above lists each one with its hours. 4 of the 11 locations here do not publish hours in the sources this page uses; call ahead.
What is the oldest bank in Sonoma?
Chase has the longest record among banks with a branch here: the FDIC shows it operating since 1824.
Which credit unions can I join in Sonoma?
Redwood Credit Union and Corporate America Family Credit Union have offices in Sonoma. Check each credit union's membership rules before you apply.
Did any bank branches open or close in Sonoma in the past year?
FDIC branch records show no branch openings between September 5, 2025 and September 5, 2026. Closings and relocations are not tracked by the sources this page uses yet.
Where can I find more banks near Sonoma?
Nearby cities with more banks include Napa, Yountville, Petaluma. Napa is 9 miles away with 13 banks.
How we build this page
Every figure above comes from one of these sources. Nothing is typed by hand, nothing is estimated.
| Data | Source | License | Updated | Data as of |
|---|---|---|---|---|
| FDIC-insured banks: branches, main offices, total assets, dates established | FDIC BankFind Suite API | Public data (U.S. government) | Monthly import | Sep 5, 2026 |
| Credit union offices, phones and hours as filed with the NCUA, total assets | NCUA call report data | Public data (U.S. government) | Quarterly import | Mar 31, 2026 |
| Map coordinates of 1 credit union offices whose NCUA record has none, from the office address | U.S. Census Bureau Geocoder | Public data (U.S. government) | With each NCUA import | Oct 19, 2026 |
| Bank branch hours, phones and branch pages (5 of 9 branches: BMO, Bank of America, Chase, U.S. Bank, Wells Fargo) | The banks' own branch locators, collected by All The Places | CC0 (All The Places data); each bank's locator is the primary source | Weekly spider run, monthly refresh here | Oct 10, 2026 |
| Savings and CD rates, national averages | Banrox Bank Rates | Banrox, from the banks' own rate pages and FDIC national rates | Weekly | see each rate |
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