Frog Bayou Bridge · Photo: Dementex · CC BY-SA 3.0Living in Mountainburg, AR: what to set up and who to call
Every home in Mountainburg is in ZIP code 72946. The ER is a drive from Mountainburg: the closest is Baptist Health - Van Buren, 17.8 miles away.
I’m new in town
What to set up in Mountainburg, 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 Mountainburg.
Power comes from SWEPCO
SWEPCO (Southwestern Electric Power Co.), an investor-owned utility, serves all of Mountainburg. Its homes paid an average of 12.1¢ per kWh in 2025, about $108 a month (its average across Arkansas).
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Mountainburg Water and Sewer
Mountainburg Water and Sewer supplies Mountainburg: about 77% of residents live in its service area. About 23% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It buys treated surface water (EPA lists Fort Smith Water Utilities and Chester Water Works as sellers) and serves 1,052 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 78% of the 7,966 systems serving 1,001–3,300 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan–Jun 2006, was 2.0 ppb, below the 15 ppb action level that applied. It’s from 2006: EPA has no newer result for this system.
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. AR0000141.
4 home internet providers serve Mountainburg
81% of 280 addresses can get 100/20 Mbps; 0% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Cox Communications | Cable | 85% | 2,000/35 |
| Brightspeed | DSL | 49% | 40/3 |
| AT&T | Fixed wireless | 81% | 25/3 |
| T-Mobile | Fixed wireless | 78% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
Trash day in Mountainburg depends on your street
Pickup days, the drop-off and recycling in Mountainburg, from the town’s own site.
Your pickup week
- TrashEvery week, on your street’s dayFind your street’s day on mountainburg.gov →
From mountainburg.gov, the town’s official site, checked Oct 21, 2026. Rules change: the town’s page is the last word. .
Where your child goes to school
Public school districts and the school path by grade.
Mountainburg is in Mountainburg 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.
Town hall and registering to vote
Who to call, and how to register.
Election office: FVAP local election office directory, updated Oct 2015; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Mountainburg is in ZIP code 72946
ZIP codes where Mountainburg residents live, with the share of the town in each.
| ZIP | Post office name | Share of Mountainburg | ZIP’s residents in Mountainburg |
|---|---|---|---|
| 72946 | Mountainburg, AR | 100% | 16% |
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 Mountainburg
Who supplies Mountainburg’s drinking water, and has it had violations?
Mountainburg Water and Sewer (EPA ID AR0000141). 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 2.0 ppb (Jan–Jun 2006), against a 15 ppb action level.
Who provides electricity in Mountainburg?
SWEPCO (Southwestern Electric Power Co.), an investor-owned utility. Its homes paid about 12.1¢ per kWh in 2025 (EIA).
What internet providers serve Mountainburg?
Cox Communications, Brightspeed, AT&T, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Mountainburg?
72946. Census 2020 ZIP Code Tabulation Areas.
What school district is Mountainburg in?
Mountainburg Schools.
How do I register to vote in Mountainburg?
Arkansas 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 Crawford County Clerk. Check your registration at voterview.ar-nova.org.
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: Mountainburg’s own website (mountainburg.gov), read Oct 21, 2026, pickup and drop-off facts extracted and checked against the page they came from.
- 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.