ZIP 77964 is in Lavaca County and Colorado County, where EIA-861 records CenterPoint and AEP Texas Central beside 12 utilities whose customers cannot choose a retailer; the delivery utility on your bill decides which applies. Cheapest at 2,000 kWh: CenterPoint: Ranchero Power No Contract Advantage at 9.3¢/kWh; AEP Texas Central: Ranchero Power No Contract Advantage at 8.2¢/kWh, as listed on Power to Choose on 2026-11-14.
OpenStream is not yet registered as a broker with the PUCT and earns nothing from any retailer. How we are paid.
Counties from the Census 2020 ZCTA-to-county file (largest land share first); utilities from EIA-861 2024 Service Territory, both read 2026-11-06.
The Census records Hallettsville in ZIP 77964, in Lavaca County and Colorado County.
Which counties it is in and which delivery utilities serve them.