For Addresses on the Move

In the U.S. there are between 30 and 40 million residential and business moves annually. This means there’s a good chance you can lose track of customers, clients or prospects. Our real-time change of address service, NCOA Live, ensures your customer management system is accurate and up-to-date.

Stay in touch with NCOA Live

Your customers and prospects are constantly on the move, making delivering essential communications to them a significant challenge. NCOA Live solves this issue by detecting and verifying changes of address in real-time, while standardizing and formatting them to USPS standards. 

Improve mail deliverability up to 400% by maintaining accurate and up-to-date contact addresses in your customer management platform.


Customer Support


Uptime Guarantee



Support Engineers

Features and Benefits of NCOA Live

Nearly a Million Addresses Change Every Week

Most businesses waste considerable time and money by mailing important communications to outdated addresses. NCOA Live ensures your business has the most current address data available.

The result is your contacts have no interruption in receiving critical correspondence such as bank statements, direct mail marketing, invoices, fund-raising, voter information, alumni correspondence and more.

High Match Rates Save Money and Resources

Each address provided to NCOA Live is validated and corrected to USPS standards using our Certified Address Validation engine, greatly improving change of address match rates and ensuring all addresses meet the requirements to achieve USPS postal discounts.

Our service also meets the requirements of the USPS Move-Update, qualifing your mailings for Standard and First-Class Mail discounts.

Continually Updated for the Freshest Data

Each week the USPS adds almost a million changes of addresses to their database.

NCOA Live is one of the only real-time services to stay in lock-step with these updates. Our service ensures the residential and business addresses in your customer management system are as up-to-date and accurate as possible

How NCOA Live Works

Input Addresses Validated & Corrected

Addresses are validated and corrected before checking for change of address to ensure high match rates.

Returns Change of Address Status & New Address

Addresses are returned with change status codes and a new address is provided when there is a change of address.

Provides ZIP+4, Carrier Route & Barcode Data

Returns critical USPS data points to meet USPS Move-Update standards and to maximize postage discounts.

API Supports Parallel Processing

Parallel processing can be set up to process millions of records quickly through our API.

For Developers by Developers

For a deeper dive into all of our APIs, visit our developer guides.
If you’re ready to put it to the test, sign up for a free API trial key and get 500 free transactions.
Processing Acknowledgement Form (PAF)

NOTE: USPS requires a completed PAF with ZIP+4 and NAICS.

Why choose Service Objects for your US Change of Address needs?

Choosing the right solution for managing U.S. change of address needs is critical for businesses aiming to maintain accurate and up-to-date customer information. Service Objects’ US Change of Address service, NCOA Live, stands out as a premier choice, especially for those seeking expertise and reliability. Here are some of the key reasons why NCOA Live is a smart decision for your business:
Direct Access to USPS Data: Service Objects works directly with the United States Postal Service (USPS) to provide NCOA Live and provides the service through a real-time API. This direct connection ensures that the service is reliable and also up-to-date with the latest postal data and standardizations. By accessing the most current change of address information directly from USPS, NCOA Live offers unmatched accuracy in updating customer addresses.
Over 20 Years of Expertise: With over two decades of experience in Address Validation, Service Objects has established itself as an industry leader. This extensive experience translates into a deep understanding of the nuances and complexities involved in address management, especially when it comes to change of addresses. 
Improved Customer Communication: By using NCOA Live, your business can significantly reduce the chances of undelivered and miscommunication with your customers due to outdated addresses. This service promptly updates customer records with their new addresses, ensuring that your communications, shipments and billing processes always reach the right destination.
Cost-Effective and Time-Saving: By reducing the likelihood of undeliverable mail and the associated costs, NCOA Live ensures that your resources are utilized more effectively. Furthermore, the real-time API minimizes manual effort and potential human errors.
Compliance and Data Quality: Using NCOA Live helps your business stay compliant with both privacy and postal regulations, which is crucial for operational legitimacy and customer trust. Additionally, maintaining high-quality, up-to-date address data is essential for effective CRM and marketing strategies.
Easy Integration: Integrating NCOA Live’s API into your existing systems is straightforward, ensuring that you can start benefiting from its features without significant downtime or technical complications.
Service Objects’ NCOA Live is an optimal choice for businesses looking to manage their U.S. change of address needs effectively.

Change of Address: A Critical Element of Customer Data Validation

NCOA Live, Service Objects’ National Change of Address service, plays a pivotal role in your comprehensive Customer Data Validation Strategy. This strategy focuses on ensuring the accuracy, consistency, and usability of customer data, which is essential for effective business operations and customer relations. Here’s how NCOA Live contributes to this strategy:
Maintaining Customer Data Accuracy: At the heart of any Customer Data Validation strategy is the need for accurate data. NCOA Live ensures that customer addresses are current and correct by accessing the latest USPS change of address information. This process helps in identifying and updating the addresses of customers who have moved, helping maintain the accuracy of your customer database.
Enhancing Data Reliability: Reliable data is crucial for making informed business decisions and for effective communication with customers. By regularly updating address information with NCOA Live, a business can trust the reliability of its customer data. This reliability is vital for various operations, from marketing campaigns to logistics and customer service.
Improving Customer Engagement and Experience: Accurate and up-to-date addresses facilitate better customer engagement. When businesses have the correct addresses, they can ensure timely and accurate delivery of products, services and communications. This efficiency is crucial in building trust and satisfaction among customers, which in turn, enhances customer experience and loyalty.
Reducing Costs and Increasing Efficiency: Undeliverable mail and shipments due to outdated addresses can lead to increased operational costs. NCOA Live helps in reducing these costs by ensuring address are accurate, minimizing mail returns and failed deliveries. This efficiency not only saves money but also streamlines operational processes.
Ensuring Compliance: Keeping customer data up-to-date is often a requirement for regulatory compliance in many industries. Using NCOA Live helps businesses stay compliant with such regulations, avoiding potential legal and financial penalties.
Facilitating Data Integration and Management: In the larger scope of data management, NCOA Live’s role is to ensure that the address component of customer data is always accurate. This accuracy is crucial when integrating various data sources or when customer data is being used across different departments within an organization.

Supporting Marketing and Sales Efforts: For marketing and sales, having accurate address data means being able to target the right audience effectively. NCOA Live supports these efforts by ensuring that promotional materials, catalogs, and other communications reach the intended recipients.

NCOA Live is an integral component of a Customer Data Validation Strategy, ensuring the accuracy and reliability of address data. Its role extends beyond just maintaining up-to-date addresses; it impacts customer engagement, operational efficiency, compliance, and overall data management strategy, making it a vital tool for businesses that prioritize data quality and customer satisfaction.

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