vinzzb

This plugin imports forms from you PhpList host into wordpress. 
Your subscription forms can be used anywhere in wordpress using shortcodes. 
Custom user attributes defined in phplist are also taken into account. 
The plugin uses async calls (ajax) for registrations. You can fully customize the respone on success or failures.
NOTE: This plugin will only work with self hosted PhpList environments. It does not work with phplist.com accounts.
<a href="http://coderisk.com/wp/plugin/phpls/RIPS-6cAWMzmXxg" rel="nofollow ugc"></a>

PhpList Subber

Integrate your PhpList subscription forms in Wordpress, including user attributes in phpList.

jesseheap

This wordpress plugin gives users the option to subscribe to your <a href="http://www.phplist.com/" rel="nofollow ugc">PHPList newsletter</a> when adding comments to your blog. It requires PHPLIST newsletter manager to work.
It adds a checkbox with customizable text which gives the user the option of automatically being subscribed to your PHPLIST managed newsletter. This integration provides another channel for capturing well-targeted newsletter opt-ins.
<h3>Demo</h3>
See an example of this plugin at <a href="http://blog.pinkcakebox.com/yorkie-rehearsal-cake-2010-06-26.htm#comments/" title="Yorkie Groom's Cake" rel="nofollow ugc">Wedding Cake Newsletter Demo</a>

WP PHPList Comment Subscriber

This wordpress plugin gives users the option to subscribe to your PHPList newsletter when adding comments to your blog

PhpList Subber vs WP PHPList Comment Subscriber