Investor Information

Transfer, Registrar and Dividend Disbursing Agent

American Stock Transfer & Trust Company

Telephone Inquiries: 800.937.5449 or 718.921.8200
Email Address: info@amstock.com
Website Address: www.amstock.com

Address Shareowner’s Inquiries to:

American Stock Transfer & Trust Company

59 Maiden Lane
New York, NY 10038

Send Certificates for Transfer and Address Changes to:

American Stock Transfer & Trust Company

59 Maiden Lane
New York, NY 10038

Annual Meeting Date

UIL Holdings Corporation’s Annual Meeting will be held at:
Quinnipiac University, 275 Mount Carmel Avenue, Hamden, CT
on Wednesday, May 14, 2003, beginning at 10:00 a.m.

Dividend Reinvestment & Direct Stock Purchase and Sale Plan

Investors interested in obtaining information regarding the benefits of participating in Investors Choice, a Dividend Reinvestment & Direct Stock Purchase and Sale Plan for UIL Holdings Corporation’s common stock, may write to:

American Stock Transfer & Trust Company

59 Maiden Lane
New York, NY 10038

Investor Relations Hotline

For information on UIL’s earnings, news releases, media articles and dividend information, including ex-dividend dates and dividend payment dates, call:
From within the New Haven area: 203.499.3333 or
From outside the New Haven area: 800.7.CALL UI (722.5584)

Analyst Contact

Susan E. Allen

Telephone: 203.499.2409
Email address: susan.allen@uinet.com
UIL Holdings Corporation
P.O. Box 1564
New Haven, CT 06506-0901
Fax: 203.499.3624

General Counsel

Wiggin & Dana

Stock Listing

New York Stock Exchange;

Common Stock (UIL)