http://meganslaw.ca.gov/cgi/prosoma....ist=2&OFDTYPE=
like 4 of those streets are right near my house!!!!! AHH
anyway. i just googled 'sex offender registry california' so im sure u can just switch the name of the state or what not. just pointing that out since there are ones that u PAY for whereas the gov't one is free.
Edit: i decided to find some. i only picked the states i could remember. it seems like some sites are easier to find than others
Washington
http://ml.waspc.org/Accept.aspx?ReturnUrl=%2Findex.aspx
Colorado
http://sor.state.co.us/
ohhhhh here we go!!! i think this is right.. has links for every state methinks.
http://www.prevent-abuse-now.com/register.htm