<http://schema.org/telephone>
"1-800-277-3458"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.discountfilterstore.com/omni-filters.html?amp%3Bmedia_primary_filter=Granular+Activated+Carbon&amp%3Border=position&dir=desc&size_advertised=10+x+4-1%2F2>