Locating Telephone Equipment And Systems Dealers near you is a piece of cake. Simply head to your favorite online directory, type in your query as well as your city and state or zip code and hit search. However, finding a good phone equipment and systems dealer may be a bit of a challenge. Fortunately though, there are plenty of online sources that can help you with this. Most online directories also offer reviews on top of contact information, so when you do your search, take the extra step and actually read up on what other people have to say about the companies listed.