Infoscripts - PHP - A PHP resource and scripts directory for programmers. - http://www.infoscripts.com/resource.asp?cat=45
PHP Resources - Resource directory including tutorials, scripts and applications and non-english sites. - http://www.php-resources.org/
Free PHP Resources - A listing of free PHP resources including tutorials, a free book and sample chapters, articles, IDEs, FAQs and forums. - http://freeprogrammingresources.com/freephp.html
ProgrammingSite : PHP section - A collection of resources for PHP programmers. - http://www.programmingsite.co.uk/modules.php?op=modload&name=Web_Links&file=index&req=viewlink&cid=3
The Free PHP Hosting Directory - Free PHP and MySQL hosting resources with reviews and rates, links to related sites. - http://www.oinko.net/freephp/
PHPexpo.com - PHP and CGI resource directory with help and discussion forums. - http://www.phpexpo.com/
Cetus Links: PHP - Offers well organized and easy accessible set of links to sites with PHP tutorials, examples, FAQs, newsgroups, references and forums. - http://www.cetus-links.org/oo_php.html