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AEP Texas · ZIP 78550

Cheapest Electricity Plans in Harlingen — Downtown (ZIP 78550), Texas

Live electricity rates for ZIP code 78550 in the AEP Texas service area. 45 providers available — compare and enroll online in minutes.

7.8¢
Lowest Rate (1k kWh)
Enter your ZIP for the most accurate rates
13.4¢
Avg Rate (1k kWh)
Enter your ZIP for the most accurate rates
45
Providers

Current Rates in ZIP Code 78550

All rates in ¢/kWh. TDSP delivery fee from AEP Texas billed separately on your monthly statement.

Provider / Plan 500 kWh 1,000 kWh ★ 2,000 kWh Term Action
Energy Texas
The Lone Saver Plus 12
100% Renewable
 20.1¢ 7.8¢ 14.1¢ 12 mo Enroll →
Tara Energy
Value Choice - 12
31% Renewable
 22.5¢ 9.7¢ 15.7¢ 12 mo Enroll →
Just Energy
Smart Choice - 12
31% Renewable
 22.5¢ 9.7¢ 15.7¢ 12 mo Enroll →
Txu Energy
Smart 1000 Select 12
3% Renewable
 22.9¢ 10.9¢ 15.6¢ 12 mo Enroll →
Budget Power
No Gimmicks 12
24% Renewable
 12.6¢ 12.2¢ 12.1¢ 12 mo Enroll →
Veteran Energy
Basic 12
3% Renewable
 12.5¢ 12.2¢ 12¢ 12 mo Enroll →
Express Energy
Speedy 12
3% Renewable
 12.5¢ 12.2¢ 12¢ 12 mo Enroll →
Gexa Energy
Gexa Eco Choice 12
100% Renewable
 12.7¢ 12.3¢ 12.2¢ 12 mo Enroll →
Companion Energy
Companion + Perks 12
30% Renewable
 12.7¢ 12.3¢ 12.2¢ 12 mo Enroll →
Frontier Utilities
Frontier Power Saver 12
30% Renewable
 12.7¢ 12.3¢ 12.2¢ 12 mo Enroll →
Constellation Newenergy Inc
12 Month Usage Bill Credit
24% Renewable
 16.1¢ 12.3¢ 13.1¢ 12 mo Enroll →
Chariot Energy
Bright Nights 18
100% Renewable
 14¢ 12.6¢ 12¢ 18 mo Enroll →
True Power
True Value 24
15% Renewable
 12.9¢ 12.6¢ 12.5¢ 24 mo Enroll →
Amigo Energy
Sustainable Simply Days - 6
31% Renewable
 13.3¢ 12.6¢ 12.2¢ 6 mo Enroll →
Rhythm
Digital Choice 12
100% Renewable
 12.6¢ 12.7¢ 12.8¢ 12 mo Enroll →
Good Charlie & Co Llc
GoodEnergy 12
25% Renewable
 13.7¢ 12.8¢ 12.4¢ 12 mo Enroll →
Ae Texas
Smart Secure 36
23% Renewable
 13.3¢ 12.9¢ 12.8¢ 36 mo Enroll →
Texans Choice Power Llc
Choose 6
37% Renewable
 13.3¢ 12.9¢ 12.8¢ 6 mo Enroll →
Ap Gas & Electric (tx) Llc
TrueClassic 18
6% Renewable
 13.3¢ 13¢ 12.8¢ 18 mo Enroll →
Bkv Energy
Daisy 13
29% Renewable
 13.7¢ 13.3¢ 13.2¢ 13 mo Enroll →
Abundance Energy
Clean Energy 12
100% Renewable
 14.1¢ 13.3¢ 12.9¢ 12 mo Enroll →
Southern Federal Power Llc
SoFed Better Rate - 12
6% Renewable
 14.2¢ 13.3¢ 12.9¢ 12 mo Enroll →
Sfe Energy Texas Inc
SFE RewardsPlus - 24
35% Renewable
 14.5¢ 13.6¢ 13.2¢ 24 mo Enroll →
Infuse Energy
PTC Infusion Flex
24% Renewable
 14.6¢ 13.7¢ 13.3¢ 1 mo Enroll →
Think Energy
Think Clean 24 with Smart Thermostat
100% Renewable
 13.6¢ 13.7¢ 13.8¢ 24 mo Enroll →
Octopus Energy Llc
Octo Simple 14
100% Renewable
 14.2¢ 13.7¢ 13.4¢ 14 mo Enroll →
Spark Energy Llc
Choose 15
37% Renewable
 14.2¢ 13.8¢ 13.7¢ 15 mo Enroll →
Revolution Energy Llc
Liberty Bell Green Flex
100% Renewable
 14.4¢ 13.8¢ 13.5¢ 1 mo Enroll →
Champion Energy Services Llc
Free Weekends-24
25% Renewable
 14.2¢ 13.9¢ 13.7¢ 24 mo Enroll →
Discount Power
Saver 12
24% Renewable
 14.3¢ 13.9¢ 13.8¢ 12 mo Enroll →
Cleansky Energy
Embrace Green 36 - New Customer Special
100% Renewable
 14.2¢ 13.9¢ 13.7¢ 36 mo Enroll →
Ranchero Power
Smart & Fixed - 36
6% Renewable
 14.9¢ 14¢ 13.6¢ 36 mo Enroll →
Base Power
Base Energy 36
100% Renewable
 14.5¢ 14.2¢ 14¢ 36 mo Enroll →
Heritage Power Llc
Bright Start 36 - $25 credit on your first bill!
24% Renewable
 14.7¢ 14.4¢ 14.2¢ 36 mo Enroll →
Atlantex Power
Luminous 10
23% Renewable
 14.9¢ 14.5¢ 14.4¢ 10 mo Enroll →
Cirro Energy
Smart Simple 36
24% Renewable
 15¢ 14.6¢ 14.5¢ 36 mo Enroll →
Trieagle Energy Lp
Simple Savings 12
3% Renewable
 15.2¢ 14.7¢ 14.4¢ 12 mo Enroll →
Octopus Energy
Octo Simple 12
100% Renewable
 15¢ 14.7¢ 14.5¢ 12 mo Enroll →
Direct Energy
Autopay Texas 12
24% Renewable
 15.7¢ 14.9¢ 14.4¢ 12 mo Enroll →
Reliant
Reliant Power on 36 Plan
24% Renewable
 16.4¢ 15.6¢ 15.2¢ 36 mo Enroll →
Smartenergy Holdings Llc
SmartGreen 24 $200 Bill Credit
100% Renewable
 16.5¢ 15.7¢ 15.3¢ 24 mo Enroll →
Green Mountain Energy Company
Pollution Free e-Plus 36 Choice
100% Renewable
 17¢ 16.2¢ 15.8¢ 36 mo Enroll →
Pronto Power
Summer 2026
26% Renewable
 16.5¢ 16.5¢ 16.5¢ 2 mo Enroll →
Nec Co-op Energy
Residential Electricity... Plain and simple.
15% Renewable
 17.9¢ 16.8¢ 16.3¢ Variable Enroll →
Payless Power
PTC 12 Month - Prepaid
26% Renewable
 17.7¢ 17.4¢ 17.2¢ 12 mo Enroll →

★ 1,000 kWh is the Texas standard usage benchmark. Rates include energy charge; TDSP delivery fees billed separately.

About ZIP Code 78550 — Harlingen — Downtown

ZIP code 78550 is part of the AEP Texas electric delivery territory in Texas's deregulated electricity market. Residents and businesses in this area can freely choose their Retail Electric Provider (REP) from dozens of competing companies. Your AEP Texas delivery charges stay the same regardless of which REP you select.

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Other ZIP Codes in Harlingen

78551785527858678559

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Frequently Asked Questions about ZIP 78550

What is the cheapest electricity rate in ZIP code 78550?
The lowest available plan in ZIP 78550 today is Energy Texas — The Lone Saver Plus 12 at 7.8¢/kWh for 1,000 kWh usage. At 500 kWh usage the rate is 20.1¢/kWh and at 2,000 kWh it is 14.1¢/kWh. Rates are pulled live from licensed Texas REP plan data.
Who delivers electricity in ZIP code 78550?
ZIP code 78550 is served by AEP Texas (Central & North). AEP Texas owns and maintains the local power lines and is responsible for restoring service during outages. Your energy rate is set by the Retail Electric Provider (REP) you choose — AEP Texas charges are fixed delivery fees on your bill.
How do I switch electricity providers in ZIP code 78550?
Choose a plan in the table above and click "Enroll →". The entire process takes about 5 minutes online. Your AEP Texas delivery service continues uninterrupted during the switch. If you are currently under contract, check your cancellation fee before switching — most REPs charge $50–$300 for early termination.