| City: | Newark, Delaware |
| Names to Avoid: | Shared Firm Zip |
| County: | New Castle County |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 1:56:17 AM |
| Population: | No Population Data |
| Area Code: | 302 |
| Classification: | Unique [Company/Government] |
| Coordinates: | 39.6837, -75.7501 |
| Quick Link: |
The USPS Shared Firm ZIP operates under dedicated ZIP code 19712 in New Castle County, Delaware. A Shared Firm ZIP allows multiple businesses to share a common postal designation for processing high-volume correspondence, reducing costs while maintaining efficient mail handling. This designation was established in September 2014.
Located in the Newark area approximately 8.4 miles from Dobbinsville, this is a relatively recent postal designation. With no ZIP+4 codes currently on file, the designation may still be in development. Census demographic data is not available. Newark is the valid mailing city.
ZIP Code 19712 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 19712 is located in New Castle County, Delaware, within the Philadelphia-Camden-Wilmington, PA-NJ-DE-MD Metropolitan Statistical Area (CBSA 37980). This Metro area has a population of 6,241,882 people, about 0.00% of whom live in ZIP Code 19712, and is subdivided into the Wilmington, DE-MD-NJ 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: | Wilmington, DE-MD-NJ (CBSA Div 48864)Source: Census |
| CBSA Population: | 6,241,882Source: Census |
| MSA: | Philadelphia-Wilmington-Atlantic City, PA-NJ-DE-MD CMSASource: Census |
| Land Area: | --Source: Census |
| Water Area: | --Source: Census |
| Congressional District: | No DistrictsSource: USPS |
| Congressional Land Area: | sq miSource: Census |
| PMSA: | Wilmington-Newark, DE-MD PMSASource: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | 1050670Source: Census |
| Place Name: | Newark city; DelawareSource: Census |
We could not locate which school district 19712 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.