Google Contacts - Google Contacts is Google's contact management tool that is available in its free email service Gmail, as a standalone service, and as a part of Google's business-oriented suite of web apps Google Apps.
Evercontact - Your contacts always up to date and automatically with Evercontact.
Open Contacts - Open Contacts is an advanced address book program for managing contact info of individuals and...
CONTACTBOX - CONTACTBOX combines the simplicity of an address book with effective functions of a CRM system.
FullContact Card Reader - Automagically scan biz cards into LinkedIn/Gmail contacts
CRM-gx - Contact Management