Hundreds of Business Decision Leaders to Attend 12th Annual MapWorld Conference in Miami, April 6-8.

MapInfo Corporation (Nasdaq: MAPS), a leading global provider of location intelligence solutions, will host MapWorld 2005, its annual global user conference, April 6-8 at the Sonesta Beach Resort, Key Biscayne, Miami, Florida. The three-day conference will bring together hundreds of MapInfo experts, customers and industry professionals, providing an opportunity to network and discuss how MapInfo(R) location intelligence solutions help improve productivity, enhance decision-making and augment bottom-line results.

Jonathan Cetnarski, global practice leader, MasterCard Advisors, will deliver this year's keynote address. Mr. Cetnarski's team is responsible for providing business intelligence solutions for MasterCard customers, employees and cardholders. His keynote, "Making Location 'Priceless,'" will discuss how MapInfo's location intelligence platform has enabled MasterCard to dramatically enhance customer service and opened the door to endless opportunities to generate revenue and build relationships with its banks and cardholders.

"MapWorld has always been an important event for our customers to network and learn new ways to maximize their current location intelligence solutions across their organization. This year's conference, with a keynote address from MasterCard and a myriad of educational and training sessions, will be enticing for our customers," said Mark Cattini, president & CEO, MapInfo. "In-depth analysis of location information has become a critical component in the decision-making practices of organizations in every industry. Our customers depend on the knowledge these technologies provide to expand market share, develop new business opportunities and improve services. MapWorld 2005 will enable our customers to recognize additional benefits and begin to establish strategies for continued success."

Attendees will have opportunities to participate in more than 45 educational, roundtable and keynote sessions with industry professionals; get exclusive hands-on training led by MapInfo experts; catch a sneak preview of the exciting technologies MapInfo has on the horizon; and gain insight into how other customers are using location technologies to improve their products and services through vendor showcases and extensive networking opportunities.

For more information about MapWorld 2005 please visit www.mapinfo.com/mapworld2005.

About MapInfo

MapInfo Corporation is a global company that integrates software, data and services to help organizations realize greater value from location-based information and drive more insightful decisions. MapInfo solutions are available in 20 languages through a network of strategic partners and distribution channels in 60 countries. Headquartered in Troy, NY, MapInfo Corporation is on the World Wide Web at www.mapinfo.com.

MapInfo is a trademark of MapInfo Corporation and/or its subsidiaries and affiliates.

This press release contains forward-looking statements involving risks and uncertainties. Any statement not a statement of historical fact is a forward-looking statement, including without limitation statements concerning demand for and benefits of MapInfo products and integration of MapInfo products with existing solutions. Actual results could differ materially from those stated or implied in forward-looking statements due to a number of factors, including those factors contained in the Company's annual report on Form 10-K for the fiscal year ended September 30, 2004 filed with the Securities and Exchange Commission under the heading "Factors Affecting Future Performance." MapInfo takes no responsibility to update any forward-looking statements.

Contacts
MapInfo Corporation
Angela Girard, 518-285-6000
press@mapinfo.com
or
Schwartz Communications
Lauren Arnold, 781-684-0770
mapinfo@schwartz-pr.com