Feature Request links:
Macenstein official iPhone feature request
Macrumors forums
10 things Apple did right and wrong
http://www.iphonefeedback.com/

Unlocking:
http://iphoneworldwideunlock.com/

iPhone Wallpaper/Themes:
http://www.freeiphonewallpapers.com/
http://www.thememyphone.com/
http://www.psalms4610.com/iphone/index.html
http://needmoredesigns.com/public/wallpaper/

Application list:
http://iphoneapplicationlist.com/
http://addfone.com/
http://www.iapps.mobi/
http://iphonewidgetlist.com
http://www.mackiev.com/iphone/
http://www.mojits.com/
http://www.iphonereadyapps.com/
http://barcamp.org/iPhoneDevCampApps
http://www.iphonetypingtest.com/
http://www.iphoneappr.com/iphone/
http://www.getleaflets.com/
http://www.dvdtoiphoneconverter.org/

Office/Word Processing links:
http://goffice.com/

Developer/Hacks Resources
iPhoneDevCamp
iPhoneWebDev Google Group
http://hackint0sh.org/forum/forumdisplay.php?f=123
http://mophie.com/iphone_illuminator/
http://unlockediphoneforsale.com/

iPhone blogs:
http://iphone.macworld.com/
http://www.theiphoneblog.com/
http://www.iphonesupporter.com/
http://www.iphoneatlas.com/
http://applescoop.typepad.com/iphonescoopus/
http://iphonegossip.com/
http://www.iphoneappr.com/

top iPhone News - http://www.topiphonenews.com

iPhone Games:
http://macmost.com/iphonegames/

iPhone social networks:
http://iphone.corank.com/

Donate your old phone
http://exphone.org/

iPhone Wordpress Themes
http://iwphone.contentrobot.com/

iPhone Bible Apps.
http://www.godsiphone.com
http://www.iphonebible.org

iPhone icon/vector/widgets graphics links
http://tutorials20.com/design/design-your-iphone-widgets
http://www.illustrateddesigns.com/articles/2783/1/Apple-iPhone-Mobile-Phone-Design
http://www.area381.com/2007/07/05/iphone-for-web-designers/