If you can't locate a rehabber (info I used):
Squirrel World
Squirrel Tales

Other Squirrel sites:
Squirrel Mommie
Squirrel Rehab
Squirrel Sanctuary
Little Friends Wildlife Center
Squirrel Care
Squirrels are Forever
BooBoo Inc
Squirrel Lovers
Jon's World o' Squirrels

Squirrel Stories:
Snickers
Joey
Fatso
Friday
August
Sunny

Squirrels in the news:
Water-skiing squirrel heading for boat show
Squirrel helps burglary police crack the case
Police patrols protect albino squirrels from predators
Delay pruning for nesting animals
Cute pet squirrels can turn nasty, say vets

More Squirrel Links:
Squirrel links on DMOZ
Squirrel Links