ZIP 78586 is in Cameron County, and the cheapest plan at 1,000 kWh a month on AEP Texas Central there is AP GAS & ELECTRIC (TX) LLC Simple Saver 3 at 5.7¢/kWh (18.5¢/kWh at 500 kWh, 11.8¢/kWh at 2,000 kWh; a bill credit or minimum-usage fee applies), 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 San Benito, Brownsville, Green Valley Farms, Rangerville, Arroyo Gardens, Encantada-Ranchito-El Calaboz, La Paloma, Rice Tracts, Bluetown, Palmer (Cameron County), Arroyo Colorado Estates, Los Indios, El Camino Angosto, Villa del Sol, Lozano, Lago in ZIP 78586, in Cameron County. The fuller page for this ZIP is Electricity in San Benito.
Which counties it is in and which delivery utilities serve them.