ZIP 78340 is in Refugio County, and the cheapest plan at 500 kWh a month on AEP Texas Central there is Ranchero Power No Contract Advantage at 9.5¢/kWh (8.6¢/kWh at 1,000 kWh, 8.2¢/kWh at 2,000 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 Bayside in ZIP 78340, in Refugio County. The fuller page for this ZIP is Electricity in Bayside.
Which counties it is in and which delivery utilities serve them.