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The Dennis handbook

Living in Dennis, MS: what to set up and who to call

Dennis has no town government of its own, so Tishomingo County runs its elections and most services, and its children attend Tishomingo County Schools. Power in Dennis comes from Tishomingo County E P A, a cooperative utility rather than a private company.

Which school will my kid attend?How do I register to vote?ZIP codes
Dennis has no town government. It’s a census-designated place in Tishomingo County, so the county and regional agencies provide most services. This page answers what we can; the same answers appear on Dennis’ town page under “Getting set up”.

I’m new in town

What to set up in Dennis, and who provides it. Tap an answer for the details and where they come from.

PowerTishomingo County E P Acooperative utility · 13.3¢/kWhMore →Internet4 providers100% of addresses get 100/20 MbpsMore →Trash & dumpNot on file yetWe don’t have Dennis’ trash rules yetMore →SchoolTishomingo County SchoolsWhich school depends on grade and addressMore →Register to voteIn personRules from vote.govMore →ZIP code38838Where people live, not P.O. boxesMore →
Home services

Power, water and internet

Who to call to start service at a new address in Dennis.

Electricity

Power comes from Tishomingo County E P A

Tishomingo County E P A (Tishomingo County E P A), a cooperative utility, serves all of Dennis. Its homes paid an average of 13.3¢ per kWh in 2025, about $150 a month (its average across Mississippi).

Start or move service: tcepa.com

Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.

Internet

4 home internet providers serve Dennis

100% of 107 addresses can get 100/20 Mbps; 100% can get fiber.

ProviderTechnologyAddressesFastest (Mbps)
Tishomingo ConnectFiber100%1,000/1,000
AT&TFixed wireless, DSL65%25/3
BCI Mississippi BroadbandCable62%1,000/20
C SpireFixed wireless100%100/20

FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.

Trash & recycling

We don’t have Dennis’ trash rules yet

Pickup rules, the dump and recycling in Dennis.

Trash, recycling and bulk pickupNot on fileDennis has no town government of its own, so look for trash and recycling rules on the county’s site.
Schools

Where your child goes to school

Public school districts and the school path by grade.

Dennis kids go to
K–84 schoolsDepends on your address
9–122 high schoolsDepends on your address

Dennis is in Tishomingo County Schools.

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.

Government & voting

No town hall: the county runs things

Dennis is unincorporated, so Tishomingo County is the local government.

Local governmentTishomingo CountyDennis is a census-designated place: no town hall of its ownCensus
Who runs elections hereTishomingo County RegistrarElections here are run by Tishomingo County (county election office). 1008 Battleground Drive, Rm. 204, Iuka, MS 38852 · (662) 423-7026FVAP, Sep 2024
Register to voteIn personMississippi has no online registration; you can register in person until 30 days before Election Day or by mail (postmarked 30 days before).vote.govCheck your registration and polling placemsegov.comThe state’s voter lookup

Election office: FVAP local election office directory, updated Sep 2024; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.

ZIP codes & area codes

Dennis is in ZIP code 38838

ZIP codes where Dennis residents live, with the share of the town in each.

ZIPPost office nameShare of DennisZIP’s residents in Dennis
38838Dennis, MS100%12%

Census 2020 ZIP Code Tabulation Areas, by census block; post office names: GeoNames (CC BY 4.0). ZIPs created since 2020 are missing.

Everyday places

Getting around, the ER and the library

One line each; the subject pages have the rest.

Nearest emergency roomRed Bay Hospital8.5 miles awayGet a library cardRed Bay - Weatherford Public Library307 4th Avenue South · (256) 356-9255

ER: CMS hospital data. Library: IMLS Public Libraries Survey, FY2024.

Questions about living in Dennis

Who provides electricity in Dennis?

Tishomingo County E P A (Tishomingo County E P A), a cooperative utility. Its homes paid about 13.3¢ per kWh in 2025 (EIA).

What internet providers serve Dennis?

Tishomingo Connect, AT&T, BCI Mississippi Broadband, C Spire (FCC, as of December 2025).

What ZIP codes are in Dennis?

38838. Census 2020 ZIP Code Tabulation Areas.

What school district is Dennis in?

Tishomingo County Schools.

How do I register to vote in Dennis?

Mississippi has no online registration; you can register in person until 30 days before Election Day or by mail (postmarked 30 days before). Elections here are run by the Tishomingo County Registrar. Check your registration at msegov.com.

Sources & dates

Every answer above names its source. Here they are with their dates.

  • 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.