Maybe get a .ca name. Here's a few .com and .ca names that are available... Found these with this domain name creator (a good tool to give you ideas). http://homepageuniverse.com/names/creator.php
adzweb.com and adzweb.ca
adznet.ca
adzcentral.com and adzcentral.ca
adzsite.ca
adzhub.com and adzhub.ca
adzwire.com and adzwire.ca
adze.ca
adzonline.com and adzonline.ca
adzpad.com and adzpad.ca