Address+ for Genealogists (myancestorsfound.com/addressplus.htm)

Official Description:

The perfect software for family historians and societies.

Keep addresses, calendar, research logs, To Do list, contacts, correspondence, and memberships in one place –

PLUS! over 7000 addresses for Societies, Libraries, Archives, Vital Record Departments, and U.S. County Record Offices.

Requirements: Windows 98, ME, 2000, and XP, 64MB Memory, 66MB harddrive space
Cost: $19.95

Demonstration with screenshots.