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| Provider | Plan | Rate (¢/kWh) | Term | Green % |
|---|---|---|---|---|
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Verbena 13 | 14.9¢ | 13 mo | 29% |
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Verbena 12 | 15.0¢ | 12 mo | 29% |
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APG&E Fixed 12 | 16.9¢ | 12 mo | — |
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APG&E Fixed 14 | 16.9¢ | 14 mo | — |
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Your electricity in zip code 75485 is delivered by Texas-New Mexico Power. Since this area is deregulated, you can choose your retail electricity provider while Texas-New Mexico Power maintains the power lines and handles outage restoration.
Westminster, Texas (zip code 75485) sits in Collin County — one of the fastest-growing counties in the nation — and benefits from a fully deregulated electricity market served by Texas-New Mexico Power (TNMP). As of March 2026, Westminster residents have access to 224 electricity plans from 49 competing retail providers, creating one of the most competitive energy markets in the state. That competition translates directly into better pricing options for households and small businesses alike. Whether you're a renter looking for a short-term flexible plan or a homeowner ready to lock in a long-term fixed rate, the 75485 market offers meaningful choices. Understanding how TNMP's regulated delivery charges work — and how retail rates differ — is the key to finding the most competitive deal for your home.
The most competitive rate currently available in Westminster's 75485 zip code is 9.9¢/kWh, offered through the True Power TNMP 12-Month Fixed Residential plan from True Power. That's a strong figure compared to the market average of 14.8¢/kWh across all 224 available plans — a gap of nearly 5 cents per kilowatt-hour that can translate to $50–$80 or more in monthly savings for a typical Texas household using 1,000–1,500 kWh. Rates in this zip code range widely, reflecting the diversity of plan types, contract lengths, and provider pricing strategies. Collin County's rapid population growth and suburban development continue to attract new providers, keeping competitive pressure on pricing.
In the 75485 market, short-term plans (1–6 months) currently average 14.0¢/kWh — actually the most affordable average tier by contract length, which is somewhat unusual. Medium-term plans (7–18 months) average 14.9¢/kWh, while long-term plans (19+ months) average 14.8¢/kWh. For most Westminster residents, a 12-month fixed-rate plan offers the best balance of price certainty and competitive pricing — especially with the best available rate sitting at 9.9¢/kWh in that range. Renters or those expecting to move within six months may benefit from the slightly lower short-term average, while homeowners who value predictability should strongly consider locking in a fixed rate before summer demand pushes prices higher.
With 49 providers actively competing in this market, Westminster residents have far more choices than the Texas average. Major national and regional providers include TXU Energy, Reliant Energy, Direct Energy, Gexa Energy, Constellation Energy, Champion Energy, Green Mountain Energy, and Chariot Energy, among many others. Newer entrants like Good Charlie, Rhythm Energy, and CleanSky Energy are also competing aggressively for customers. This level of competition means providers regularly offer promotional rates, bill credits, and renewable energy options to stand out. There are also 40 green or renewable-energy plans available for environmentally conscious consumers.
Regardless of which retail electric provider (REP) you choose, Texas-New Mexico Power (TNMP) handles the physical delivery of electricity to your home through its network of poles, wires, and meters. TNMP's delivery charges — often called TDSP fees — are regulated by the Public Utility Commission of Texas and are identical no matter which provider you select. This means switching providers never affects the reliability or quality of your electricity service. To switch, simply contact your chosen REP with your ESIID (Electric Service Identifier), found on your current electric bill. Switching is free, causes no service interruption, and your new rate typically takes effect on your next scheduled meter read date. For delivery-related issues, contact TNMP directly at 1-888-866-7456 or visit tnmp.com.
Westminster's average rate of 14.8¢/kWh (across all plans) is roughly in line with nearby Collin County neighbors like Princeton (avg 11.8¢/kWh) and The Colony (avg 11.8¢/kWh), though the best available rates in 75485 are highly competitive. Westminster's position in TNMP's North Zone means its delivery cost structure differs slightly from neighboring areas served by Oncor, which is worth noting when comparing plan prices across zip codes. As summer approaches, demand across Collin County typically spikes — locking in a fixed rate now in March 2026 can protect against seasonal price increases that often hit variable-rate customers hardest.
Starting at 14.9¢/kWh
2 plans available
Starting at 16.9¢/kWh
2 plans available
Lock in a 12- or 24-month fixed-rate plan before June each year — summer demand in northern Collin County drives rates higher, and securing your contract in early spring protects you from peak-season pricing when temperatures push into the upper 90s°F.
If you operate a water well pump, barn lighting, or irrigation equipment on your Westminster property, ask REPs about tiered usage rates. Some plans offer lower per-kWh pricing above 1,000 kWh monthly, which benefits higher-consumption rural households significantly.
After any major hail or ice storm — both common in the DFW Metroplex — check attic insulation and weather stripping around doors and windows. Damaged seals dramatically increase cooling and heating loads, driving up your monthly bill unnecessarily.
Westminster residents served by TNMP should save the outage reporting number (1-888-866-7456) separately from your REP's contact — TNMP handles all line repairs regardless of your provider, so reporting outages directly to them speeds restoration.
Consider a smart thermostat if you haven't already. In Westminster's climate, where summer cooling runs from May through September and occasional hard freezes hit December through February, automated temperature scheduling can trim 10–15% off annual energy costs without sacrificing comfort.
As of March 2026, the most competitive rate in zip code 75485 is 9.9¢/kWh, offered through the True Power TNMP 12-Month Fixed Residential plan. This is significantly below the market average of 14.8¢/kWh across all available plans.
There are 49 retail electric providers (REPs) actively serving Westminster's 75485 zip code, offering a total of 224 plans. This high level of competition benefits consumers through aggressive pricing and frequent promotional offers.
Texas-New Mexico Power (TNMP) is the regulated utility responsible for electricity delivery in Westminster's 75485 zip code. TNMP's delivery charges are the same regardless of which retail provider you choose and cannot be negotiated or changed by switching providers.
Yes — switching is completely free and causes zero service interruption. You'll need your ESIID number from your current bill. TNMP continues delivering your electricity; only the billing company changes. Your new rate typically starts on your next meter read date.
Rate differences reflect contract length, energy source (renewable vs. standard), promotional pricing, and provider cost structures. Fixed-rate plans offer price stability, while variable-rate plans fluctuate monthly. Comparing all 224 available plans ensures you find the right fit.
Yes — 40 green or renewable energy plans are currently available in the 75485 zip code. Providers like Green Mountain Energy, Chariot Energy, CleanSky Energy, and Rhythm Energy offer plans backed by wind or solar energy, often at competitive rates.