Been using El Toro (el toro dot com) for years now, they have a really good system for matching IPs with physical street addresses. So you can give them a list

Been using El Toro (el toro dot com) for years now, they have a really good system for matching IPs with physical street addresses. So you can give them a list of addresses and they'll tell you which of them they have IPs for. They then run it through a lot of ad networks.