Photo: John Phelan · CC BY-SA 4.0Living in South Windham, ME: what to set up and who to call
South Windham has no town government of its own, so Cumberland County runs its elections and most services, and its children attend Regional School Unit 14. Wired internet is thin in South Windham: the FCC’s map has 60% of addresses able to get it.
I’m new in town
What to set up in South Windham, 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 South Windham.
Power comes from Central Maine Power
Central Maine Power (Central Maine Power Co), an investor-owned utility, serves all of South Windham. Its homes paid an average of 27.4¢ per kWh in 2025, about $147 a month (its average across Maine, for customers on its standard service). Maine lets you buy power from another supplier; 8% of Central Maine Power’s home customers do, and Central Maine Power still delivers it.
Start or move service: cmpco.com · (800) 750-4000
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Portland Water District-Greater
Portland Water District-Greater supplies almost all of South Windham. It draws surface water and serves 135,068 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 Jan 2024–Dec 2026, was 1.5 ppb, below the 15 ppb action level that applied. The highest in five years was 1.9 ppb. That’s higher than 58% 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. ME0091300.
8 home internet providers serve South Windham
73% of 297 addresses can get 100/20 Mbps; 55% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Spectrum | Cable, Fiber | 96% | 1,000/50 |
| Fidium Fiber | Fiber | 82% | 2,000/2,000 |
| GoNetspeed | Fiber | 46% | 2,000/2,000 |
| Consolidated Communications | DSL | 6% | 10/1 |
| T-Mobile | Fixed wireless | 76% | 25/3 |
| Verizon | Fixed wireless | 71% | 300/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have South Windham’s trash rules yet
Pickup rules, the dump and recycling in South Windham.
Where your child goes to school
Public school districts and the school path by grade.
South Windham is in Region School Unit 14.
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.
No town hall: the county runs things
South Windham is unincorporated, so Cumberland County is the local government.
Election office: FVAP local election office directory, updated Oct 2026; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Aug 3, 2026.
South Windham is in ZIP code 04062
ZIP codes where South Windham residents live, with the share of the town in each.
| ZIP | Post office name | Share of South Windham | ZIP’s residents in South Windham |
|---|---|---|---|
| 04062 | Windham, ME | 100% | 7% |
04082 is P.O. box or single-organization ZIP with no homes.
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 South Windham
Who supplies South Windham’s drinking water, and has it had violations?
Portland Water District-Greater (EPA ID ME0091300). 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 1.5 ppb (Jan 2024–Dec 2026), against a 15 ppb action level.
Who provides electricity in South Windham?
Central Maine Power (Central Maine Power Co), an investor-owned utility. Its homes paid about 27.4¢ per kWh in 2025 (EIA).
What internet providers serve South Windham?
Spectrum, Fidium Fiber, GoNetspeed, Consolidated Communications, T-Mobile, Verizon (FCC, as of December 2025).
What ZIP codes are in South Windham?
04062. Census 2020 ZIP Code Tabulation Areas.
What school district is South Windham in?
Region School Unit 14.
How do I register to vote in South Windham?
In Maine you can register online until 21 days before Election Day, in person up to and including Election Day, or by mail (received 21 days before). Elections here are run by the Windham Registrar of Voters. Check your registration at maine.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 Aug 3, 2026 (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.