All About PSTN
Welcome to the All About PSTN site. The Public Switched Telephone Network (PSTN) is the network of copper wires which standard telephones are connected to so that they can communicate with any other phone.
This site is sponsored by Odyssey Systems who provide a full range of telecoms services to its customers.
Once you have explored our site, you might want to explore Odyssey Systems relationships with PSTN on the Odyssey PSTN site, or you could visit the main Odyssey Systems site.