I think phpLD is the most user friendly web directory and I like to submit to directories with this system. To make my work easier I made a list of phpLD directories(for personal use), but I decide to share it with you.
PR5
Psucollegianalums.com
Domaining.in
Zoxz.com
ISMB02
PR4
Sams Directory
Add Site Link
Ablazedirectory.com
ProLinkDirectory
Microbicides2004
Playground3.com
Arakne-links.com
a2zwebindex.com
PR3
JHUCR
Blueseo.com/isulong-seoph
a2adir.info
Directory.Seoexecutive.com
Raiisa.com
PegasusDirectory
Clarib
Ismip5.com
Skypemedia.com
K-Links Directory
Addurlonline.com
Add URL Free
Linkdirectory.com.ar
SINE.tv
PR2
Blpdirectory.info
AddYourWebpage.net
The Free Directory
PR1
777weblink.com
PR0
F-reaks.com Directory
1 More Link
Qatelier.com
World Site Directory
Yes! Directory
ZBestLinks
ZoZoDirectory.com
Add New Link
Cool Seller
Express Visits Directory