
An ESID Number, or Electric Service Identifier, is a unique number assigned to a specific property address. It is sometimes referred to as an ESIID, ESI ID, or ESI-ID. This number is used by utility companies and energy providers to enroll customers, switch energy providers, and meter usage. It is an essential piece of information when setting up a new electricity service for a home or business.
| Characteristics | Values |
|---|---|
| Full Form | Serial Digital Interface |
| Pronounced | Easy I.D. |
| Other Names | ESIID, ESI ID, ESI-ID |
| Usage | Unique identifier for a property address |
| Usage | Helps utility companies enroll customers, switch energy providers, and meter usage |
| Usage | Used to get accurate pricing information for a location |
| Usage | Used by energy providers to set up electricity service to a meter |
| Usage | Used to identify which utility company is responsible for delivering electric service to a property |
| Usage | Used to transmit uncompressed, unencrypted digital video signals around broadcast TV facilities |
| Usage | Used to transmit video signals in security surveillance systems |
| Usage | Used to connect cameras, video monitors, recording equipment, and post-production tools |
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What You'll Learn
- ESID Number, or Electric Service Identifier, is unique to each property address
- It helps utility companies enrol customers, switch energy providers and meter usage
- It is sometimes referred to as an ESIID, ESI ID or ESI-ID
- It is not visible on the physical meter but can be found using a lookup tool
- It is necessary when shopping for a Texas electric plan for your home or business

ESID Number, or Electric Service Identifier, is unique to each property address
The ESID Number, or Electric Service Identifier, is unique to each property address. It is sometimes pronounced "Easy I.D." and is also referred to as an ESIID, ESI ID, or ESI-ID. This number is helpful when shopping for electricity plans for your home or business. Your energy provider will use the ESID number to set up your electricity service.
The ESID number is not the same as the meter number, and it cannot be found on the physical meter. However, there are online lookup tools that can help you find your ESID number. These tools will ask for your address and provide you with the ESID number, the type of meter, your electric utility company, and electricity providers near you.
The ESID number is essential for utility companies to easily enroll customers, switch energy providers, and meter their usage. It acts as a social security number for your electric meter. Since rates are dependent on location, the ESID number allows you to get accurate pricing information for your home or commercial location.
If you are unable to find your ESID number using the lookup tools, it is likely that your service location or meter is new and has not been set up yet. In this case, you can contact the local utility company to schedule a new meter set. Once the new meter is set up, your ESID number will be added to the database within 24 hours.
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It helps utility companies enrol customers, switch energy providers and meter usage
An Electric SDI (Service Delivery Identifier) Number is a unique code that identifies a specific electric meter and its location. It is a critical piece of information for utility companies as it helps them accurately identify and locate a customer's electric meter, enabling efficient service delivery and addressing any issues that may arise.
When enrolling new customers, utility companies require accurate and up-to-date information about their electric meters. The Electric SDI Number plays a vital role in this process. By providing the SDI Number, customers enable the utility company to pinpoint their exact meter location, ensuring smooth enrolment and avoiding potential delays or errors in setting up their account.
Additionally, for customers who wish to switch their energy providers, the Electric SDI Number remains an essential piece of information. When changing providers, the new utility company must accurately identify the customer's electric meter to ensure seamless service transition. The SDI Number allows for prompt and correct identification, facilitating a smooth switch without disruptions to the customer's energy supply.
Meter usage and billing are also closely associated with the Electric SDI Number. Utility companies can accurately attribute electricity consumption to the right customer by referencing the unique code. This ensures accurate billing and helps customers avoid discrepancies or errors in their electricity charges. Furthermore, the SDI Number aids in timely meter reading, enabling efficient usage tracking and facilitating a prompt response to any customer inquiries or disputes regarding their electricity usage or billing.
In summary, the Electric SDI Number is a critical tool for utility companies, enabling them to provide efficient and reliable services to their customers. It streamlines the processes of enrolment, switching providers, and meter usage attribution, ensuring accurate and timely service delivery. By providing this unique identifier, customers play a vital role in helping utility companies maintain an organized and effective energy distribution system.
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It is sometimes referred to as an ESIID, ESI ID or ESI-ID
An ESID number, or Electric Service Identifier, is unique to a property address and its meter location. It is sometimes referred to as an ESIID, ESI ID or ESI-ID, and is pronounced "Easy I.D.".
The ESID number is not displayed on the physical meter itself, but it can be found using an ERCOT ESID Lookup Tool. This tool is free to use and includes residential and business meters. The data is updated daily, directly from the ERCOT database.
Each delivery company has a different number sequence for the ESID. For example, an ESID for an address in Oncor will begin with 1044, while an address in Centerpoint will start with 10089. The rest of the number in the ESID is unique to the specific home or business meter.
The ESID number is necessary when shopping for a Texas electric plan for a home or business. The Retail Energy Provider (REP) will require this number to set up a new electricity service.
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It is not visible on the physical meter but can be found using a lookup tool
The ESID Number, or Electric Service Identifier, is unique to a property's address. It is pronounced "Easy I.D." and is also referred to as an ESIID, ESI ID or ESI-ID. While the ESID is not visible on the physical meter, it can be found using a lookup tool.
The ESID is used to help utility companies enrol customers, switch energy providers, and meter usage. It is essentially a social security number for your electric meter. The ESID will tell you which utility company is responsible for delivering electric service to your property.
The lookup tool includes both residential and business meters, and the data is updated daily. If you are shopping for an electric plan for your home or business, you will need the ESID number. Your Retail Energy Provider (REP) will use this number to set up your new electricity service.
If you are unable to find your ESID number using the tool, it is likely that your service location or meter is new and has not been set up yet. For new construction locations, contact the local utility company to schedule a new meter set. Your new meter number will be added to the database within 24 hours of the meter set.
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It is necessary when shopping for a Texas electric plan for your home or business
In Texas, shopping for an electric plan for your home or business is necessary to secure an energy supplier that meets your needs and budget. Texas has been deregulated since 2002, meaning that residents in most of Texas, including Houston, Dallas, Fort Worth, and Waco, can choose their electricity supplier. This freedom to select a provider fosters competition and results in better services and more competitive rates for consumers.
When shopping for a Texas electric plan, it is essential to have your ESID (Electric Service Identifier) Number, which is unique to your property address. While you cannot find this number on your physical meter, you can use the ERCOT ESID Lookup Tool to find it. Your Retail Energy Provider (REP) will require this number to set up your new electricity service.
There are several reasons why people shop for an electric energy plan in Texas. One primary reason is to save money. While a couple of cents per kilowatt-hour may seem insignificant, these small amounts can add up to substantial savings over time. For instance, locking in a fixed rate can help avoid variable rates, which fluctuate monthly, leading to unpredictable expenses. Additionally, Texas offers a range of special electricity plans, such as free nights or weekends, allowing consumers to choose a plan that aligns with their usage patterns and helps reduce costs.
When selecting a Texas electric plan, it is crucial to be well-informed about the various red flags to avoid unfavorable deals. For example, some plans may offer a "low fixed rate" that only applies for the first month, or they may have inflexible contracts that do not accommodate changes in circumstances. Therefore, it is essential to thoroughly review and understand the contract terms and choose a provider with a strong reputation for good customer service.
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Frequently asked questions
ESID stands for Electric Service Identifier. It is a unique number for your property address.
You can find your ESID number using an online lookup tool.
The ESID number helps utility companies to enroll customers, switch energy providers, and meter usage. It is also used to get accurate pricing information for a given location.


































