| City: | San Francisco, California |
| Names to Avoid: | Irs Service Center |
| County: | San Francisco County |
| Timezone: | Pacific (GMT -08:00) |
| Local Time: | 10:56:06 PM |
| Population: | No Population Data |
| Area Codes: | 341 / 415 / 510 / 628 |
| Classification: | Unique [Company/Government] |
| Coordinates: | 37.7753, -122.4186 |
| Quick Link: |
The Internal Revenue Service operates under dedicated ZIP code 94151 in San Francisco County, California. This unique postal designation serves as a mail routing destination for IRS correspondence processing in the San Francisco Bay Area. The IRS assigns unique ZIP codes to efficiently route and track tax-related mail. This postal designation has served the IRS operation for over two decades.
Postal records show 1 delivery code for this focused federal mail operation. Census demographic data is not available for this ZIP, consistent with its federal government function. San Francisco is the valid mailing city for this designation.
ZIP Code 94151 is assigned to a single organization or institution. Detailed business demographics are not published for unique ZIP Codes.
| # Residential Mailboxes: | 0Source: USPS |
| # Business Mailboxes: | 0Source: USPS |
| Total Delivery Receptacles: | 0Source: USPS |
| Single Family Delivery Units: | 0Source: USPS |
| Multi Family Delivery Units: | 0Source: USPS |
| # of Businesses: | 0Source: CBP |
| 1st Quarter Payroll: | $0Source: CBP |
| Annual Payroll: | $0Source: CBP |
| # of Employees: | 0Source: CBP |
ZIP Code 94151 is located in San Francisco County, California, within the San Francisco-Oakland-Fremont, CA Metropolitan Statistical Area (CBSA 41860) and California's 12nd Congressional District. This Metro area has a population of 4,653,593 people, about 0.00% of whom live in ZIP Code 94151, and is subdivided into the San Francisco-San Mateo-Redwood City, CA division. It covers 0 sq mi of land and a water area of 0 sq mi.
| CBSA Name: | San Francisco-Oakland-Fremont, CASource: Census |
| CBSA Number: | 41860Source: Census |
| CBSA Type: | MetroSource: Census |
| CBSA Division: | San Francisco-San Mateo-Redwood City, CA (CBSA Div 41884)Source: Census |
| CBSA Population: | 4,653,593Source: Census |
| MSA: | San Francisco-Oakland-San Jose, CA CMSASource: Census |
| Land Area: | --Source: Census |
| Water Area: | --Source: Census |
| Congressional District: | 12Source: USPS |
| Congressional Land Area: | 38.97 sq miSource: Census |
| PMSA: | San Francisco, CA PMSASource: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | 0667000Source: Census |
| Place Name: | San Francisco city; CaliforniaSource: Census |
We could not locate which school district 94151 belongs to, but we will update this once new district data is released. There are no public schools nor private schools with a mailing address in this ZIP Code. Listing Nearby schools instead. It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.
Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on January 1, 2026.