There are more direct lines here:
http://www.senate.gov/general/contact_information/senators_cfm.cfm
Also, keep emailing the White house ...
OUR job will be to make sure we will NOT get an amnesty bill through this congress, and anyone who touches it, Democrat or Republican, suffers the consequences.
We have to withold our support and keep hammering the white house. Bush needs to be told to SECURE THE BORDER FIRST. comments@whitehouse.gov needs to get 1,000,000 anti-amnesty and pro-immigration-law-enforcement messages.