TDSP Reference
Transmission and Distribution Service Providers (TDSPs) are the utility companies that own the power lines in Texas. Every electricity plan is tied to a specific TDSP territory.
Resolve TDSP from a ZIP code
Use GET /api/tdsps?zip_code=75208 to
find which TDSP serves a given area. This is the recommended first
step in any plan shopping flow.
| TDSP | DUNS Number | Major Cities |
|---|---|---|
| AEP North AEP Texas North Company | 007923311 | Abilene, San Angelo, Midland (partial) |
| AEP Central AEP Texas Central Company | 007924772 | Corpus Christi, Laredo, McAllen, Brownsville |
| CenterPoint CenterPoint Energy Houston Electric LLC | 957877905 | Houston, Galveston, The Woodlands, Sugar Land |
| Oncor Oncor Electric Delivery Company | 1039940674000 | Dallas, Fort Worth, Arlington, Waco, Killeen |
| TNMP Texas-New Mexico Power Company | 007929441 | Texas City, Lewisville, parts of Central Texas |
| LP&L Lubbock Power & Light | 0582138934100 | Lubbock |
List all TDSPs via API
curl "https://pricing.api.comparepower.com/api/tdsps"DUNS number format
DUNS numbers are strings, not integers. Some have leading zeros
(e.g., 007923311).
Always pass them as strings in query parameters.