General Sites
The Official Smashing Pumpkins Website
I doesen't get more official than this.
Yeah, this is one of the classics, has loads of info. If you have a question about SP, theres a good chance you'll find the answer here.

This is definitely one of my favorite SP sights. Its a great resource and is updated regularly. Highly recommended.

Another one of my super favorite sights. its good in every area especially for song information and pictures.
Ascendo
I love how this sight really connects to fans, it has alot of message boards, chat rooms, polls, fan bases, and fan surveys. It shows alot of work was put into it.
This is a great site with alot of variety, exellent layout. This person really went the extra mile to make it the best it could be.
Well, i dont know what been up with this sight latley, it still has this whole adore era theme going on.. but other than that, it still a good resourse for the latest news and tour dates.
This is one of the most interesting SP sites ive ever been to. i totally respect the originality of it. plus it has information on where the pumpkins get there rad clothes.

It's a very very excellent website, it was a lot of information and it's all very well done. Deffinitely worth checking out.

A lovely site which includes stories and pictures of the webmistress's SP concert and signing experience. it's excellent.
Pictures
Xera's Liabrary of Rare Pictures and Interviews
I totally praise this site. This girl has some of the rarest pictures of SP ive ever seen. Its super rad.
Well the name pretty much says it all. This is a huge selection of smashing pumpkins pictures. Really great site.
Artwork
Tonight, By Starlight
This never fails sight to blow me away. The art this guy does is really amazing, definitely worth checking out.
Billy The Ego Maniac
Here's really funny Pumpkin comic. (inspired by Johnny The Homicidal Maniac). Really good artwork, check it out.
Music
o b s c u r e d
This sight has guitar tabs for official releases, B-sides, James solo album, and sountracks. If your looking for a guitar tab, its probabley here.
Moon Songs
This sight has piano scores for every pumpkin song that has a paino played in it. plus its hosted by siva, so it must be good :)
Related Artist
Scratchie RecordsThis is a record label that James and D'Arcy(?) co-own, has info on some really great bands, check it out.
Mike Garson
This is the super cool keyboardist that toured with the pumpkins in 1998. Plus he wrote the scores for "identify" (Stigmata soundtrack. Check out pictures and a bio here.
Catherine Collection
Great site for info on Catherine (D'Arcy's husband's band). if your not familiar with the band, check out this site and download some songs, they really rock.
Band Member Sites
The Man Im Supposed To Be
This site is deticated to Billy Corgan. dispite the extreme lack of updates, it still has over 200 pictures.
One of the greatest Corgan sites out there, frequently updated with tons of info.
Totally cool and fun sight to goto. especially for those who think of Billy as god :)
Wow, i'd never thought id see the day, a pro Yelena site. (she deserves it) this site really rocks, it has lots of info and pictures on the insanely beautiful photographer
My personal faveorite James Iha site. Lot's of information and very pretty layout. highly recommended.
Really James great site, has lots of pictures and interviews, worth checking out.
Im sure your all familiar with the huge lack of Jimmy sites out there, well for just about everything you didnt know about the amazing drummer is here. hugely recommended.
An Ode To D'Arcy
one of the few D'Arcy site that are still updated,really great, lots of info.
My personal faveorite D'Arcy site. Has lots of info, and is frequently updated. you must go,
Wow, the new girl in SP land has some really great websites. this is one of my favorites, has endless information, and pictures, nice layout too.
This has to be the cutest Melissa site ever, really creative, has lots of information on Melissa (and Patty)

Really really good and well done site. Deffinitely worth checking out.