Branch Network
Western Alliance Bank Locations & Branches Phoenix, Arizona
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Western Alliance Bank operates 38 branches from its headquarters in Phoenix, AZ, .
Western Alliance Bank branch network
Its 38 branches span 6 states and 26 cities. The most are in NEVADA (15), CALIFORNIA (11) and ARIZONA (9). ARIZONA holds 63.6% of its branch deposits. Las Vegas, NV has the most of its branches, 6. Its largest office by deposits is the Biltmore Branch office in Phoenix, AZ, with $25.85B (31.4% of its branch deposits). On June 30, 2025 it had 37 branches, 1 fewer than in 2026.
Western Alliance Bank at a glance
Its CET1 capital ratio was 11.58% at Q2 2026, above regulatory requirements.
- Total assets, Q2 2026
- $98.57B
- CET1 ratio, Q2 2026
- 11.58%
- Deposit insurance
- FDIC
- Regulator
- Federal Reserve
- Latest call report
- Q2 2026, FFIEC 041
- Established
- 2003
Full financial profile · Is Western Alliance Bank safe? · Western Alliance Bank call report · Routing number
Deposit market share
Share of all FDIC-insured deposits held in each area, from the June 30, 2026 Summary of Deposits. Rank 1 is the largest holder. Shares are by bank charter, not by holding company.
| Area | Rank | Deposit share | Deposits |
|---|---|---|---|
| City: Phoenix, AZ (2 branches) | 1 of 33 | 44.3% | $49.63B |
| State: AZ (9 branches) | 1 of 57 | 22.6% | $52.37B |
Ranked by total assets among banks headquartered in the state: Largest banks in Arizona.
Share by county and metro area
Western Alliance Bank's share of FDIC-insured deposits in the counties and metro areas where it has branches, from the June 30, 2026 Summary of Deposits. Up to the ten largest of each are shown, by the bank's deposits. Rank 1 is the largest holder. Banks only: credit unions are not in the Summary of Deposits.
Counties
| County | Rank | Deposit share | Deposits | County total |
|---|---|---|---|---|
| Maricopa, AZ (6 branches) | 1 of 55 | 27.6% | $51.50B | $186.33B |
| San Diego, CA (6 branches) | 6 of 42 | 6.6% | $8.92B | $134.97B |
| Santa Clara, CA (1 branch) | 6 of 42 | 4.4% | $7.64B | $174.10B |
| Clark, NV (10 branches) | 6 of 41 | 6.4% | $6.12B | $94.87B |
| Alameda, CA (1 branch) | 9 of 37 | 3.0% | $2.06B | $69.04B |
| Los Angeles, CA (2 branches) | 29 of 91 | 0.3% | $1.59B | $507.70B |
| Cook, IL (1 branch) | 26 of 89 | 0.3% | $1.55B | $463.76B |
| Washoe, NV (3 branches) | 6 of 16 | 6.3% | $940.6M | $15.02B |
| Pima, AZ (2 branches) | 7 of 18 | 2.9% | $540.5M | $18.72B |
| San Francisco, CA (1 branch) | 19 of 45 | 0.1% | $437.3M | $338.20B |
Metro areas
| Metro area | Rank | Deposit share | Deposits | Metro total |
|---|---|---|---|---|
| Phoenix-Mesa-Chandler, AZ (6 branches) | 1 of 55 | 27.1% | $51.50B | $189.69B |
| San Diego-Chula Vista-Carlsbad, CA (6 branches) | 6 of 42 | 6.6% | $8.92B | $134.97B |
| San Jose-Sunnyvale-Santa Clara, CA (1 branch) | 6 of 42 | 4.4% | $7.64B | $175.30B |
| Las Vegas-Henderson-Paradise, NV (10 branches) | 6 of 41 | 6.4% | $6.12B | $94.87B |
| San Francisco-Oakland-Berkeley, CA (2 branches) | 15 of 69 | 0.5% | $2.50B | $512.65B |
| Los Angeles-Long Beach-Anaheim, CA (2 branches) | 35 of 107 | 0.2% | $1.59B | $664.11B |
| Chicago-Naperville-Elgin, IL-IN-WI (1 branch) | 45 of 150 | 0.2% | $1.55B | $632.03B |
| Reno, NV (3 branches) | 6 of 16 | 6.3% | $940.6M | $15.02B |
| Tucson, AZ (2 branches) | 7 of 18 | 2.9% | $540.5M | $18.72B |
| Flagstaff, AZ (1 branch) | 5 of 10 | 14.1% | $338.3M | $2.39B |
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| Biltmore Branch | Phoenix, AZ | 85016 | $25.85B |
| Western Alliance Bank (main office) | Phoenix, AZ | 85004 | $23.78B |
| Downtown San Diego Branch | San Diego, CA | 92101 | $7.92B |
| San Jose Branch | San Jose, CA | 95113 | $7.64B |
| Sahara Branch | Las Vegas, NV | 89102 | $3.83B |
| Oakland Branch | Oakland, CA | 94612 | $2.06B |
| Chandler Branch | Chandler, AZ | 85226 | $1.59B |
| Chicago Branch | Chicago, IL | 60606 | $1.55B |
| Downtown Los Angeles Branch | Los Angeles, CA | 90071 | $870.3M |
| Green Valley Branch | Henderson, NV | 89014 | $783.3M |
| Beverly Hills Branch | Beverly Hills, CA | 90210 | $718.1M |
| La Mesa Branch | La Mesa, CA | 91942 | $580.5M |
| Kietzke Branch | Reno, NV | 89511 | $499.1M |
| San Francisco Branch | San Francisco, CA | 94104 | $437.3M |
| Flagstaff Branch | Flagstaff, AZ | 86001 | $338.3M |
| Sparks Marina Branch | Sparks, NV | 89434 | $323.4M |
| Tucson Williams Centre Branch | Tucson, AZ | 85711 | $309.8M |
| New York Branch | New York, NY | 10022 | $275.3M |
| Centennial Hills Branch | Las Vegas, NV | 89149 | $270.7M |
| Hualapai Branch | Las Vegas, NV | 89117 | $261.3M |
| Siena Heights Branch | Henderson, NV | 89052 | $257.0M |
| Durango Branch | Las Vegas, NV | 89147 | $244.9M |
| Tucson Campbell Branch | Tucson, AZ | 85718 | $230.7M |
| Lake Mead Branch | Las Vegas, NV | 89128 | $229.0M |
| Denver Branch | Denver, CO | 80202 | $189.0M |
| Kearny Mesa Branch | San Diego, CA | 92123 | $156.9M |
| Mesquite Branch | Mesquite, NV | 89027 | $145.3M |
| Fallon Branch | Fallon, NV | 89406 | $143.7M |
| Mesa Branch | Mesa, AZ | 85204 | $124.8M |
| Sparks Industrial Branch | Sparks, NV | 89431 | $118.1M |
| Carmel Valley Branch | San Diego, CA | 92130 | $114.0M |
| Carlsbad Branch | Carlsbad, CA | 92009 | $91.7M |
| Carson City Branch | Carson City, NV | 89706 | $84.2M |
| Gilbert Branch | Gilbert, AZ | 85295 | $78.7M |
| Scottsdale Paradise Valley Branch | Scottsdale, AZ | 85250 | $76.0M |
| Golden Triangle Branch | San Diego, CA | 92121 | $58.8M |
| Aliante Branch | North Las Vegas, NV | 89084 | $52.3M |
| Grand Central Pwy Branch | Las Vegas, NV | 89106 | $40.5M |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 57512) · FFIEC NIC profile (RSSD 3138146)