| City: | Norristown, Pennsylvania |
| County: | Montgomery County |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 9:46:02 PM |
| Population: | No Population Data |
| Area Codes: | 484 / 610 / 835 |
| Classification: | PO Box |
| Coordinates: | 40.1215, -75.3405 |
| Quick Link: |
ZIP code 19404 serves as a concentrated postal box facility in Norristown, Pennsylvania. Unlike the surrounding area's standard street delivery, this ZIP exclusively handles PO Box mail for 199 boxes, with business customers accounting for more than half at 112 boxes. That's a notably high business ratio for a PO Box ZIP.
The service area connects to just one street address: E Airy St, which appears in 120 delivery records with unit designations. This setup suggests a multi-tenant building or business complex where physical addresses share the same street name but maintain individual PO Box delivery. Customers here likely receive street delivery through neighboring ZIP 19401, which serves the broader Norristown community. The facility primarily functions as a mail collection hub rather than serving a geographically isolated population.
The single street reference to E Airy St with 120 unit-based records indicates this ZIP serves a specific building complex rather than a dispersed geographic area.
ZIP Code 19404 supports both business and residential activity. According to the Business Census (2024), there are 8 business establishments, employing about 453 people with an annual payroll of $10,055,000.
| # Residential Mailboxes: | 0Source: USPS |
| # Business Mailboxes: | 0Source: USPS |
| Total Delivery Receptacles: | 4,128Source: USPS |
| Single Family Delivery Units: | 0Source: USPS |
| Multi Family Delivery Units: | 0Source: USPS |
| # of Businesses: | 8Source: CBP |
| 1st Quarter Payroll: | $2,715,000Source: CBP |
| Annual Payroll: | $10,055,000Source: CBP |
| # of Employees: | 453Source: CBP |
ZIP Code 19404 is located in Montgomery County, Pennsylvania, within the Philadelphia-Camden-Wilmington, PA-NJ-DE-MD Metropolitan Statistical Area (CBSA 37980) and Pennsylvania's 5th Congressional District. This Metro area has a population of 5,965,343 people, about 0.00% of whom live in ZIP Code 19404, and is subdivided into the Montgomery County-Bucks County-Chester County, PA division. It covers 0 sq mi of land and a water area of 0 sq mi.
| CBSA Name: | Philadelphia-Camden-Wilmington, PA-NJ-DE-MDSource: Census |
| CBSA Number: | 37980Source: Census |
| CBSA Type: | MetroSource: Census |
| CBSA Division: | Montgomery County-Bucks County-Chester County, PA (CBSA Div 33874)Source: Census |
| CBSA Population: | 5,965,343Source: Census |
| MSA: | Philadelphia-Wilmington-Atlantic City, PA-NJ-DE-MD CMSASource: Census |
| Land Area: | --Source: Census |
| Water Area: | --Source: Census |
| Congressional District: | 05Source: USPS |
| Congressional Land Area: | 10711.21 sq miSource: Census |
| PMSA: | Philadelphia, PA-NJ PMSASource: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | 4254656Source: Census |
| Place Name: | Norristown borough; PennsylvaniaSource: Census |
We could not locate which school district 19404 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 February 1, 2026.