Looking for Sites with Native American Roll Numbers

i have hit a dead in finding native american roll numbers for my family names Nading,Strickland,Berry, Ventle Boyer, Cox, Pounds,Faudree, we have been told we are native american indian on all sides of my family we have done alot of research but we can find the information we need to find all the sites where our numbers could be. Is there anyone who may have an idea where to look to get into all the rolls some rolls have family numbers.