AboutUs.org – a wiki-based Web directory.
Ansearch – Web search and directories focusing on the United States, UK, Australia and New Zealand.
Best of the Web Directory – Lists content-rich, well-designed Websites categorized both by topic and by region. This is a paid for service.
JoeAnt – A community of editors from the now-defunct Go.com volunteer-edited directory.
Open Directory Project (a.k.a. ODP or dmoz) – The largest directory of the Web. Its open content is mirrored at many sites, including the Google Directory until July 20, 2011.[1]
Starting Point Directory – A human-edited general directory organizing sites by category.
World Wide Web Virtual Library (VLIB) – The oldest directory of the Web.
Yahoo! Directory – The first service that Yahoo! offered.

There are lots of directories so keep on searching more.