foobar.com/city.homes

foobar.com/page-2/city.homes

RewriteRule ^(.*).homes$      search-results.asp?area=$1&proptype=home

RewriteRule ^page-(.*)/(.*).homes$     search-results.asp?area=$2&proptype=home&page=$1

RewriteRule ^page-([0-9])/([^.]+).homes$ search-results.asp?area=$2&proptype=home&page=$1 [L,QSA]

RewriteRule ^([^.]+).homes$ search-results.asp?area=$2&proptype=home [L,QSA]