Our Purpose

To adapt and grow by building software that matters, so that our clients succeed.

Our Mission

To exceed client expectations by delivering innovative, high-performance software solutions.

Our Vision

To be the address validation partner of choice for businesses large and small in the United States and Canada.

Our Values

Integrity, perseverance and curiosity drive us. We believe in the power of hard work and the importance of earning our clients’ trust each and every day.

Instant Address

A powerful address validation service delivered on Microsoft Azure

Key Features

Instant Address is a fully equipped address management solution.

CASS Certified
Delivery Point Validation
Real Time and Batch Processing
No Software, Automatic Postal Data Updates
Simple Enterprise Licensing
Multiple Interfaces
Client Management Portal

All delivered on the power of the Azure platform. Learn why business are turning to Initium Software for their address management needs.

Contact Sales


You know your business. Interact with Instant Address in the manner that best suits your needs.

  • Connect to Instant Address using our simple REST API. Easily interact with a set of functions to perform requests and receive responses via HTTP protocols such as GET and POST.
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  • JavaScript
  • Easily add Instant Address to your web applications using JavaScript references. With the reference embedded in your application, you can customize workflows and bring feature rich interfaces into the user experience. It’s simple to add real time address validation!
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  • Portal
  • Process address files in .xlxs, .txt and .csv. Plus manage users, formats and integrations with the Instant Address service.
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  • Oracle
  • Connect your Oracle database(s) to the Instant Address service using our highly customizable Oracle installer. Perfect for automated data processing and on demand.
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  • Using SQL Server to manage your data? Our SQL Server package is designed to automate batch processing functions simply and efficiently.
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Contact Us

We offer free evaluations of the Instant Address service. It's simple and hassle free.

Request Info

Where We Are


319 Littleton Rd Ste 306
Westford, MA 01886-4100
United States


Ruta 147 Sur
Plaza Murano, Oficina 9-7
Santa Ana, San José
Costa Rica