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.
Facebook - Connect with friends, family and other people you know. Share photos and videos, send messages and get updates.
Contact PEA - Encrypted contact management tool.
VK - VK is the largest European social network with more than 100 million active users. Our goal is to keep old friends, ex-classmates, neighbors and colleagues in touch.
Open Contacts - Open Contacts is an advanced address book program for managing contact info of individuals and...
Knowee - Don't print your cards - Impress your contacts.