or 
to help this project.https://github.com/thierryvolpiatto/addressbook-bookmark.git
git clone 'git://github.com/thierryvolpiatto/addressbook-bookmark.git'
You can or to help this project.
This is an addressbook for Emacs based on standard Emacs bookmarks.
It provide completion on contacts in message-mode buffers,
a special mode to display contacts with address, phone etc…
If you have installed google-maps
you can switch to google map based on address of your contact.
It is fully compatible with helm
See helm-filtered-bookmarks and turn on helm-mode to have helm completion in message buffers.
Add addressbook-bookmark.el to your load-path and add to your init file:
(require 'addressbook-bookmark)
If you want completion in message buffer:
(eval-after-load "addressbook-bookmark.el" (addressbook-turn-on-mail-completion))
If you want helm completion on contacts while completing from your message buffer turn on helm-mode.
Add some contacts to bookmark:
M-x addressbook-bookmark-set
Add a contact from gnus summary:
M-x addressbook-gnus-sum-bookmark
Find a contact:
If you use helm:
M-x helm-filtered-bookmarks
Otherwise:
M-x bookmark-bmenu-list