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Best Electricity Companies in South Houston

We ranked 8 electricity companies serving South Houston. Here's who's worth considering — and why.

Rhythm Energy logo
#1 in South Houston
Rhythm Energy
Best for solar homes
Deregulated — You can choose Harris County

South Houston Electricity Company Rankings

Ranked by overall value, customer service, and plan options for CenterPoint Energy customers.

1
Rhythm Energy logo

Rhythm Energy

Top Pick
★ Best for solar homes
Low
2
TXU Energy logo

TXU Energy

★ Best for customer service
Low
3
Green Mountain Energy logo

Green Mountain Energy

★ Best for green energy
Low
4
Reliant Energy logo

Reliant Energy

★ Best mobile app experience
Low
5
Chariot Energy logo

Chariot Energy

★ Best 100% solar option
Low
6
Gexa Energy logo

Gexa Energy

★ Best overall value
Low
7
Pulse Power logo

Pulse Power

★ Best prepaid plans
Average
8
Direct Energy logo

Direct Energy

★ Most plan variety
Low
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About CenterPoint Energy

CenterPoint Energy is the transmission and distribution utility (TDU) for South Houston. They own the power lines and handle outages, but you choose which retail electric company bills you for your electricity usage.

What this means for you:

  • Same power lines, same reliability — no matter which company you choose
  • Outages are always handled by CenterPoint Energy
  • Your electricity company handles billing, rates, and customer service

Popular Comparisons

Head-to-head comparisons of electricity companies serving South Houston.

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TXU vs Reliant
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VS
Reliant vs Rhythm
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VS
Gexa vs Rhythm
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Green Mountain vs Rhythm
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See all company comparisons

Browse by Category

Filter companies by what matters most to you.

Need power without deposit?
Companies with low or no deposit requirements
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100% green plans from real renewable sources
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Our picks for most Texas shoppers

South Houston Electricity FAQ

What is the best electricity company in South Houston?
Based on our analysis, Rhythm Energy ranks #1 in South Houston for overall value and service. TXU Energy and Green Mountain Energy are also excellent choices depending on your priorities.
How many electricity companies serve South Houston?
South Houston is served by CenterPoint Energy and has 8+ retail electricity companies to choose from. You can switch companies anytime without changing your power lines or service reliability.
Can I choose my electricity company in South Houston?
Yes! South Houston is in a deregulated area of Texas (CenterPoint Energy service territory). You have the power to choose from dozens of electricity companies competing for your business.
What is the cheapest electricity company in South Houston?
Rates change frequently, but companies like 4Change Energy and Frontier Utilities typically offer the lowest rates in the CenterPoint Energy area. Compare current rates on our plans page for today's prices.
What utility company serves South Houston?
CenterPoint Energy is the transmission and distribution utility (TDU) for South Houston. They own and maintain the power lines and handle outages. However, you choose your retail electricity company for billing and rates — CenterPoint Energy delivers the power no matter which company you pick.
How do I switch electricity companies in South Houston?
Switching is easy and takes about 5 minutes. Pick a new company, sign up online or by phone, and they handle the rest. There's no service interruption — CenterPoint Energy continues delivering power to your home. Your old company is automatically notified. Most switches complete within 1-2 billing cycles.

"I like how fast the site found energy companies without deposits and the application process was amazing."

— Chimere J., Texas

Compare Rates in South Houston

See current rates from these companies.

Compare South Houston Rates or (877) 418-2140

Local Texans ready to help

Last updated: · Rankings based on value, service, and reliability