CONSTANT CONTACT ANNOUNCES 20,000 PAYING CUSTOMERS; INDUSTRY RECOGNITION AS MOST POPULAR EMAIL MARKETING TOOL FOR SMALL BUSINESSES

Momentum Continues on Heels of 14 Consecutive Quarters of Growth

Waltham, MA. - May 25, 2004

Constant Contact today announced that it recently passed its 20,000 paying customer mark as more small businesses embrace its online email marketing service to conduct permission-based email marketing campaigns. This development coincides with Constant Contact's recognition as the most popular email marketing tool for small businesses in an independent survey conducted this month by Web Marketing Today.

Constant Contact Do-It-Yourself Email Marketing(TM) for small and medium businesses (SMBs) and associations has also reached a significant corporate milestone in customer growth, rising by 177% during the past 18 months. The company is actively hiring for new positions across the organization.

Today's milestone announcement follows last week's launch of significant technology enhancements to give customers greater flexibility to create professional email marketing campaigns.

"Our customer-centric approach has resulted in momentum on every front - with small businesses, partners, and resellers," said Gail Goodman, CEO, Constant Contact. "We owe our success to our unfailing commitment to small business, our understanding of their needs and the ability to consistently deliver the solutions that meet those needs including ease-of use, affordability, customer education and much more. Small businesses recognize that email marketing is a critical function, and they choose Constant Contact."

Email has become one of the most effective ways of marketing online as small business has embraced the medium due to its low cost and high return on investment. Constant Contact specializes in helping small businesses to drive sales and retain customers through easy-to-use, customizable email newsletters, promotions, and other valuable customer communications.

In recent customer inquiries, Constant Contact found overwhelming numbers of small businesses that boast increased sales and revenue specifically attributed to the use of the Constant Contact email marketing tool, including:

• Birds Just Wanna Have Fun bird toy store - 60 percent increase in sales.
• Bella Bali Beads store - Sales grew from $245 per month to $6,000 per month.
• Firkins Chrysler-Jeep Mitsubishi car dealership - Online sales went from zero to 20 per month.
• Pmptools.com consultants - 50 percent increase in sales.
• Ruma's Fruit and Gift Basket World - Online sales return on investment of 915 percent.

"We had high expectations when we signed on with Constant Contact and I'm pleased to say that the results have far exceeded our hopes by boosting our sales by 50%," said Brent Knapp, president, www.pmptools.com. "On top of our sales growth, we've also built stronger relationships with our customers, which goes a long way toward helping our retention efforts."

Constant Contact also recently announced that it is the first small business provider to achieve certification from IronPort and Truste to provide Bonded Sender certification to its customers.

About Constant Contact
Constant Contact is the leading permission Do-It-Yourself Email Marketing service for small and medium businesses (SMBs) and associations recently rated the most popular email marketing tool in a Web Marketing Today® survey of small businesses. Constant Contact is a Web-based email marketing solution that enables smaller organizations to easily and affordably create and send professional HTML email newsletters, promotions, announcements and more with no technical expertise required. The service is marketed through over 800 Resellers and more than 100 Marquee channel partners including AOL, Interland, IBM, Intuit, Network Solutions and Overture. Constant Contact is a founding member of the Email Service Provider Coalition (ESPC), a group formed to fight spam while protecting the delivery of legitimate email. Constant Contact is a Deloitte & Touche New England Fast 50 company, funded by Morgan Stanley Venture Partners, Commonwealth Capital Ventures, Longworth Venture Partners and Hudson Ventures. For more information, please call 781-472-8100 or visit us online at http://www.constantcontact.com.

Please direct all press inquiries to:

Rosalind Morville Constant Contact 339-222-5772 rmorville@constantcontact.com