Photo: Canadian2006 · CC BY-SA 3.0Living in Penn, PA: what to set up and who to call
All of Penn gets its mail under one ZIP code, 15675. For emergencies, Penn is closest to Ahn Emerus Westmoreland, 2.6 miles away.
I’m new in town
What to set up in Penn, and who provides it. Tap an answer for the details and where they come from.
Power, water and internet
Who to call to start service at a new address in Penn.
Power comes from West Penn Power
West Penn Power (West Penn Power Co.), an investor-owned utility, serves all of Penn.
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Mawc Sweeney Plant water system
The Mawc Sweeney Plant water system supplies almost all of Penn. It draws surface water and serves 143,000 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 86% of the 332 systems serving 100,001–250,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jun–Sep 2025, was 3.5 ppb, below the 15 ppb action level that applied. That’s higher than 83% of similar systems’ latest results.
The system’s full record: EPA ECHO report
EPA SDWIS via Envirofacts (violations pulled Oct 9, 2026) and ECHO (lead samples, 2026Q3); service area: EPA Community Water System Service Area Boundaries v3.0. Violations are counted by the start of their compliance period. PA5650032.
4 home internet providers serve Penn
100% of 217 addresses can get 100/20 Mbps; 0% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Xfinity | Cable | 100% | 2,000/250 |
| Verizon | Fixed wireless | 80% | 300/20 |
| T-Mobile | Fixed wireless | 79% | 100/20 |
| AT&T | Fixed wireless | 54% | 25/3 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Penn’s trash rules yet
Pickup rules, the dump and recycling in Penn.
Where your child goes to school
Public school districts and the school path by grade.
Penn is in Penn-Trafford School District.
Test scores and every school: see Schools →U.S. Department of Education, NCES Common Core of Data, 2024–25. Enrollment rules and registration are the district’s.
Town hall and registering to vote
Who to call, and how to register.
Election office: FVAP local election office directory, updated Feb 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Penn is in ZIP code 15675
ZIP codes where Penn residents live, with the share of the town in each.
| ZIP | Post office name | Share of Penn | ZIP’s residents in Penn |
|---|---|---|---|
| 15675 | Penn, PA | 100% | 44% |
Census 2020 ZIP Code Tabulation Areas, by census block; post office names: GeoNames (CC BY 4.0). ZIPs created since 2020 are missing.
Getting around, the ER and the library
One line each; the subject pages have the rest.
ER: CMS hospital data. Library: IMLS Public Libraries Survey, FY2024.
Questions about living in Penn
Who supplies Penn’s drinking water, and has it had violations?
The Mawc Sweeney Plant water system (EPA ID PA5650032). It reported no health-based violations to EPA in the five years to October 2026; 86% of systems its size had none. Its latest lead 90th percentile was 3.5 ppb (Jun–Sep 2025), against a 15 ppb action level.
Who provides electricity in Penn?
West Penn Power (West Penn Power Co.), an investor-owned utility.
What internet providers serve Penn?
Xfinity, Verizon, T-Mobile, AT&T (FCC, as of December 2025).
What ZIP codes are in Penn?
15675. Census 2020 ZIP Code Tabulation Areas.
What school district is Penn in?
Penn-Trafford School District.
How do I register to vote in Penn?
In Pennsylvania you can register online until 15 days before Election Day, in person until 15 days before Election Day, or by mail (received 15 days before). Elections here are run by the Westmoreland County Board of Elections. Check your registration at pavoterservices.pa.gov.
Sources & dates
Every answer above names its source. Here they are with their dates.
- Water: EPA SDWIS (Envirofacts, pulled Oct 9, 2026), ECHO SDWA 2026Q3, EPA CWS Service Area Boundaries v3.0.
- Power: HIFLD Electric Retail Service Territories (map Aug 2023); EIA-861 final 2025.
- Trash: OpenStreetMap, Geofabrik extract of Oct 9, 2026. © OpenStreetMap contributors (ODbL).
- ZIP codes: Census 2020 ZCTA relationship files; GeoNames postal codes (CC BY 4.0).
- Schools: NCES Common Core of Data, 2024–25.
- Registration: vote.gov, updated Nov 18, 2024 (read Oct 10, 2026). Official sites and area codes: Wikidata.
- Election office: FVAP local election office directory (fetched Oct 10, 2026; each record dated), EAC EAVS 2024 jurisdictions; registration and lookup links from vote.gov’s state data, checked Oct 10, 2026.
- Internet: FCC National Broadband Map, as of December 2025.