| City: | Greensburg, Pennsylvania |
| Names to Avoid: | Allegheny Power |
| County: | Westmoreland County |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 3:19:37 PM |
| Population: | No Population Data |
| Area Codes: | 412 / 724 / 878 |
| Classification: | Unique [Company/Government] |
| Coordinates: | 40.3017, -79.5395 |
| Quick Link: |
Allegheny Power, formerly the electric utility division of Allegheny Energy, operates under dedicated ZIP code 15606 in Westmoreland County, Pennsylvania. Allegheny Energy was incorporated in Maryland in 1925 and headquartered in Greensburg, serving approximately 1.6 million customers across Pennsylvania, West Virginia, Maryland, and Virginia. In February 2011, FirstEnergy completed its acquisition of Allegheny Energy, making it a wholly owned subsidiary of the Akron, Ohio-based utility holding company.
This dedicated postal designation has served the Greensburg facility for over two decades. The single building identified in postal records on Cabin Hill confirms the compact corporate mailing operation. West Penn Power, Allegheny's Pennsylvania subsidiary serving about 737,000 customers in 24 counties, maintained its regional presence in Greensburg after the merger. In 2024, FirstEnergy consolidated its Pennsylvania subsidiaries into FirstEnergy Pennsylvania Electric Company, though local brand names continue. Greensburg remains the valid mailing city for this designation.
Buildings registered in the USPS ZIP+4 database with designated codes for direct mail delivery.
ZIP Code 15606 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 15606 is located in Westmoreland County, Pennsylvania, within the Metropolitan Statistical Area (CBSA ) and Pennsylvania's 14th Congressional District. This area has a population of 2,356,285 people, about 0.00% of whom live in ZIP Code 15606. It covers 0 sq mi of land and a water area of 0 sq mi.
| CBSA Name: | --Source: Census |
| CBSA Number: | --Source: Census |
| CBSA Type: | --Source: Census |
| CBSA Division: | --Source: Census |
| CBSA Population: | 2,356,285Source: Census |
| MSA: | Pittsburgh, PA MSASource: Census |
| Land Area: | --Source: Census |
| Water Area: | --Source: Census |
| Congressional District: | 14Source: USPS |
| Congressional Land Area: | 209.29 sq miSource: Census |
| PMSA: | --Source: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | 4231200Source: Census |
| Place Name: | Greensburg city; PennsylvaniaSource: Census |
We could not locate which school district 15606 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.