Photo: MattHucke · CC BY-SA 3.0Living in Andover Township, IL: what to set up and who to call
Power in Andover Township comes from Corn Belt Energy Corporation, a cooperative utility rather than a private company. Diverse Communications and Mediacom Xtream both wire most of Andover Township; 89% of addresses can get fiber.
I’m new in town
What to set up in Andover Township, 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 Andover Township.
Power comes from Corn Belt Energy Corporation
Corn Belt Energy Corporation (Corn Belt Energy Corporation), a cooperative utility, serves all of Andover Township. Its homes paid an average of 15.6¢ per kWh in 2025, about $148 a month (its average across Illinois).
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Andover water system
The Andover water system supplies Andover Township: about 63% of residents live in its service area. About 37% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It draws ground water and serves 565 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 78% of the 5,327 systems serving 501–1,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2022–Dec 2024, was 3.7 ppb, below the 15 ppb action level that applied. That’s higher than 87% 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 (EPA’s estimate). Violations are counted by the start of their compliance period. IL0730100.
8 home internet providers serve Andover Township
98% of 464 addresses can get 100/20 Mbps; 89% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Diverse Communications | Fiber | 80% | 1,000/1,000 |
| Mediacom Xtream | Cable | 56% | 1,000/50 |
| Cambridge Telcom Services | DSL, Fiber | 55% | 10/1 |
| Cambridge Telephone Company | Fixed wireless, Fiber, DSL | 23% | 1,000/1,000 |
| Nextlink | Fixed wireless | 68% | 400/100 |
| T-Mobile | Fixed wireless | 44% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Andover Township’s trash rules yet
Pickup rules, the dump and recycling in Andover Township.
Where your child goes to school
Public school districts and the school path by grade.
Most of Andover Township (69%) is in Cambridge Community Unit School District 227; parts are in Orion Community Unit School District 223 (18%) and Alwood Community Unit School District 225 (13%).
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 Sep 2021; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Sep 12, 2025.
Andover Township spans 3 ZIP codes
ZIP codes where Andover Township residents live, with the share of the town in each.
| ZIP | Post office name | Share of Andover Township | ZIP’s residents in Andover Township |
|---|---|---|---|
| 61233 | Andover, IL | 44% | 100% |
| 61238 | Cambridge, IL | 36% | 10% |
| 61262 | Lynn Center, IL | 20% | 18% |
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 Andover Township
Who supplies Andover Township’s drinking water, and has it had violations?
The Andover water system (EPA ID IL0730100). It reported no health-based violations to EPA in the five years to October 2026; 78% of systems its size had none. Its latest lead 90th percentile was 3.7 ppb (Jan 2022–Dec 2024), against a 15 ppb action level.
Who provides electricity in Andover Township?
Corn Belt Energy Corporation (Corn Belt Energy Corporation), a cooperative utility. Its homes paid about 15.6¢ per kWh in 2025 (EIA).
What internet providers serve Andover Township?
Diverse Communications, Mediacom Xtream, Cambridge Telcom Services, Cambridge Telephone Company, Nextlink, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Andover Township?
61233 (44%), 61238 (36%), 61262 (20%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Andover Township in?
Cambridge Community Unit School District 227. Parts of the city are in Orion Community Unit School District 223 and Alwood Community Unit School District 225.
How do I register to vote in Andover Township?
In Illinois you can register online until 16 days before Election Day, in person up to and including Election Day, or by mail (postmarked 28 days before). Elections here are run by the Henry County Clerk. Check your registration at ova.elections.il.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 Sep 12, 2025 (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.