Evans Block · Photo: Brian Stansberry · CC BY 3.0Living in Smithville, TN: what to set up and who to call
Smithville runs its own electric utility, City of Smithville; its homes paid 12.7¢ per kWh in 2025. Smithville has its own library, Justin Potter Library, at 101 South First Street.
I’m new in town
What to set up in Smithville, 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 Smithville.
Power comes from City of Smithville
City of Smithville (City of Smithville - (TN)), a municipal utility, serves 93.1% of Smithville residents. Its homes paid an average of 12.7¢ per kWh in 2025, about $118 a month (its average across Tennessee).
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Dekalb Utility District #1
Dekalb Utility District #1 supplies Smithville: about 50% of residents live in its service area. About 50% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It draws surface water and serves 17,960 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 83% of the 3,525 systems serving 10,001–50,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2026–Dec 2028, was 1.0 ppb, below the 15 ppb action level that applied. That’s lower than 59% 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. TN0000188.
4 home internet providers serve Smithville
100% of 2,157 addresses can get 100/20 Mbps; 100% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| DeKalb Telephone Cooperative | Fiber | 100% | 1,000/1,000 |
| Xfinity | Cable, Fiber | 99% | 2,000/250 |
| Verizon | Fixed wireless | 85% | 300/20 |
| AT&T | Fixed wireless | 60% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Smithville’s trash rules yet
Pickup rules, the dump and recycling in Smithville.
Where your child goes to school
Public school districts and the school path by grade.
Smithville is in DeKalb County School District.
CSchool gradeSee 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 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Smithville is in ZIP code 37166
ZIP codes where Smithville residents live, with the share of the town in each.
| ZIP | Post office name | Share of Smithville | ZIP’s residents in Smithville |
|---|---|---|---|
| 37166 | Smithville, TN | 100% | 35% |
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 Smithville
Who supplies Smithville’s drinking water, and has it had violations?
Dekalb Utility District #1 (EPA ID TN0000188). It reported no health-based violations to EPA in the five years to October 2026; 83% of systems its size had none. Its latest lead 90th percentile was 1.0 ppb (Jan 2026–Dec 2028), against a 15 ppb action level.
Who provides electricity in Smithville?
City of Smithville (City of Smithville - (TN)), a municipal utility. Its homes paid about 12.7¢ per kWh in 2025 (EIA).
What internet providers serve Smithville?
DeKalb Telephone Cooperative, Xfinity, Verizon, AT&T (FCC, as of December 2025).
What ZIP codes are in Smithville?
37166. Census 2020 ZIP Code Tabulation Areas.
What school district is Smithville in?
DeKalb County School District.
How do I register to vote in Smithville?
In Tennessee you can register online until 30 days before Election Day, in person until 30 days before Election Day, or by mail (postmarked 30 days before). Elections here are run by the DeKalb County Election Commission. Check your registration at tnmap.tn.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.