| City: | Lehigh Valley, Pennsylvania |
| County: | Northampton County |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 9:35:45 PM |
| Population: | No Population Data |
| Area Codes: | 484 / 610 / 835 |
| Classification: | PO Box |
| Coordinates: | 40.6445, -75.4328 |
| Quick Link: |
Residents and businesses using 18001 addresses receive mail exclusively through PO Boxes at the facility. Street delivery for the surrounding area comes from neighboring ZIP codes like 18017, which provides carrier routes for the region. This arrangement is common in areas where postal operations separate PO Box services from street delivery zones. The facility recorded 6 business establishments with 231 employees as of 2003, though these figures likely reference businesses using this ZIP as their mailing address rather than physical locations.
No street delivery exists under ZIP code 18001. All mail is distributed through PO Boxes at the facility.
ZIP Code 18001 supports both business and residential activity. According to the Business Census (2024), there are 6 business establishments, employing about 231 people with an annual payroll of $13,299,000.
| # 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: | 6Source: CBP |
| 1st Quarter Payroll: | $3,318,000Source: CBP |
| Annual Payroll: | $13,299,000Source: CBP |
| # of Employees: | 231Source: CBP |
ZIP Code 18001 is located in Northampton County, Pennsylvania, within the Allentown-Bethlehem-Easton, PA-NJ Metropolitan Statistical Area (CBSA 10900). This Metro area has a population of 821,173 people, about 0.00% of whom live in ZIP Code 18001. It covers 0 sq mi of land and a water area of 0 sq mi.
| CBSA Name: | Allentown-Bethlehem-Easton, PA-NJSource: Census |
| CBSA Number: | 10900Source: Census |
| CBSA Type: | MetroSource: Census |
| CBSA Division: | --Source: Census |
| CBSA Population: | 821,173Source: Census |
| MSA: | Allentown-Bethlehem-Easton, PA MSASource: Census |
| Land Area: | --Source: Census |
| Water Area: | --Source: Census |
| Congressional District: | No DistrictsSource: USPS |
| Congressional Land Area: | sq miSource: Census |
| PMSA: | --Source: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | --Source: Census |
| Place Name: | --Source: Census |
We could not locate which school district 18001 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.