# Justin, Texas electricity: Oncor wires, 1 split ZIP code to check

_Updated October 19, 2026. Data: ERCOT Oct 5, 2026; Power to Choose Oct 19, 2026, 7:59 AM CT._

**In short:** Every Justin-addressed home in ERCOT's competitive data is on Oncor's wires (3,859 active residential meters, October 5, 2026). Most Justin addresses can choose a retail provider, but 1 of the ZIP codes below is split, so check your exact address.

## Moving to Justin

Local numbers for setting up a home in Justin, each checked on the official source. More contacts: https://powerhopper.energy/texas-electricity/justin/move-in-information

- **Water and utility billing:** utility billing (start, transfer or stop water service), 940-648-2541.
- **Trash pickup:** Waste Connections: trash and recycling, 817-222-2221.
- **Natural gas:** Atmos Energy: customer service, 888-286-6700.
- **Public schools:** Northwest ISD.
- **Driver license:** Texas DPS Driver License Office: Flower Mound, 512-424-2600.

## Who delivers electricity in Justin?
Every Justin-addressed home in ERCOT's competitive data is on Oncor's wires (3,859 active residential meters, October 5, 2026).

## Can every address in Justin choose?
Of the 3,858 Justin-addressed competitive homes we can place by ZIP code, 3,858 (100%) are in the split ZIP codes 76247; on those streets, a neighbor may be on a different utility. The ZIP table below marks each one.

## What is different about Justin?
- EIA's 2024 data lists CoServ Electric (Denton County Electric Cooperative) in Denton County; CoServ traces its history to 1937 and describes itself as a member-owned co-op rather than part of the retail-provider market. (Source: https://www.eia.gov/electricity/data/eia861/, https://www.coserv.com/about/)
- Census estimates put Justin at 7,285 residents on July 1, 2025, up 65.6% from a 2020 estimates base of 4,399. (Source: https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/cities/totals/sub-est2025_48.csv)
- ERCOT lists 3,859 competitive residential meters with a Justin mailing address, about 2.1 per Census household in the city (1,842), because the Justin postal area reaches beyond city limits. (Source: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203, https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/)
- Justin-addressed business meters number 612 in ERCOT's Oct. 5 extract, one for every 6.3 homes. (Source: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203)
- Among the 36 cities and towns that touch Denton County, Justin ranks 16 by competitive homes on its postal city in ERCOT's data, behind Dallas (535,270). (Source: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203)

## By the numbers
- Population (July 1, 2025 estimate): 7,285
- Population (2020 estimates base): 4,399
- Occupied households (ACS 2020-2024): 1,842
- Active residential meters with a Justin address: 3,859
- Active business meters with a Justin address: 612
- Residential meters per Census household: 2.1
- Delivery utilities (homes): Oncor 3,859
- Counties: Denton
- ZIP codes touching Justin: 1
- Split ZIP codes (flagged below): 1

## Plan prices (median ¢/kWh at 500 / 1,000 / 2,000 kWh)
- Oncor: 14.1 / 13.4 / 13.2; delivery 6.8673¢/kWh + $4.06/mo

## ZIP codes
**Not every address in these ZIP codes has retail choice; check your exact address.**

| ZIP | Postal cities | Land in city | Competitive homes | Households | Ratio | Notes |
|---|---|---|---|---|---|---|
| 76247 | Justin 97%, Dish 2% | 4% | 3,957 | 7,012 | 0.56 | Split. Partial coverage. Mostly outside Justin city limits. |

## Business electricity in Justin
612 active business meters. Power Hopper compares offers from retail electric providers and direct suppliers; for high-consumption businesses we can run a competitive bid. No savings or bidder count is promised. In-person business electricity consultations are available in the AllianceTexas / North Fort Worth area.

## Questions
**Is Justin deregulated for electricity?** For most addresses, yes: 3,859 homes with a Justin mailing address are on the competitive market in ERCOT's October 5, 2026 data, against 1,842 Census households in the city. 1 of the ZIP codes touching Justin is split (76247), so check your exact address.
**What is the biggest Justin ZIP code for electricity customers?** 76247. ERCOT lists 3,957 competitive residential meters there, 3,858 with a Justin address, against about 7,012 Census households in the ZIP (ratio 0.56).
**Can businesses in Justin choose an electricity provider?** Yes, on Oncor's wires. ERCOT lists 612 active business meters with a Justin address, one for every 6.3 homes. Larger accounts can also buy from suppliers that sell directly to commercial customers; Power Hopper can run a competitive bid for high-consumption businesses, though we can't promise savings or how many suppliers will bid.
**Why are there more electric meters than households in Justin?** ERCOT counts 3,859 competitive residential meters with a Justin mailing address, about 2.1 for every Census household in the city (1,842). The Justin postal area is bigger than the city, and new homes get a meter before the Census survey counts them. It does not mean every Justin-area address can choose; check yours.
**Who do I call in Justin when the power goes out?** Oncor, which delivers to all 3,859 Justin-addressed homes in ERCOT's competitive data, not your retail provider. oncor.com/outages. Co-op members call their co-op.

## Sources
- ERCOT TDSP ESIID Extract (report 203): full extract as of Oct 5, 2026; daily files Oct 7-18, 2026: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203
- Census ACS 2020-2024 5-year estimates (B25003 households, B01003 population): https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/
- Census Vintage 2025 city and town population estimates: https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/cities/totals/sub-est2025_48.csv
- Census 2020 ZCTA-to-place and ZCTA-to-county relationship files: https://www2.census.gov/geo/docs/maps-data/data/rel2020/zcta520/
- EIA-861 (2024) utility service territories by county: https://www.eia.gov/electricity/data/eia861/
- PUCT Power to Choose residential offer export, Oct 19, 2026, 7:59 AM CT: https://www.powertochoose.org/en-us/Plan/ExportToCsv
- PUCT: Choosing an Electric Plan: https://www.puc.texas.gov/consumer-help/electricity/electric-plan/
- PUCT broker directory (BR260201): https://www.puc.texas.gov/industry/electric/directories/brk/alpha_brk/
- Oncor Electric Delivery: https://www.oncor.com/
- Oncor delivery tariff (effective October 4, 2026): https://interchange.puc.texas.gov/Documents/59249_105_1676040.PDF
- EIA-861 (2024): Denton County Elec Coop, Inc (CoServ Electric), cooperative, 298,734 residential customers, counties Collin, Cooke, Denton, Grayson, Tarrant, Wise: https://www.eia.gov/electricity/data/eia861/
- CoServ: About (history: Denton County Electric Cooperative, founded 1937; 400,000+ combined electric and gas meters by Dec. 2020): https://www.coserv.com/about/
- Census Bureau Vintage 2025 city and town population estimates: https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/cities/totals/sub-est2025_48.csv
- ERCOT TDSP ESIID Extract (report 203), Oct 5, 2026: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203
- Census ACS 2020-2024 5-year, table B25003: https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/
- ERCOT TDSP ESIID Extract (report 203), Oct 5, 2026: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203
- ERCOT TDSP ESIID Extract (report 203), Oct 5, 2026: https://www.ercot.com/misapp/GetReports.do?reportTypeId=203

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