Welcome to the Odyssey PSTN site. PSTN is the Public Switched Telephone Network. PSTN has is the technology connecting most telephone systems used in the UK and worldwide.
Odyssey Systems is the leading telecoms provider in the northeast and provides a full range of telecoms services to its customers, and as part of our policy of educating and informing our customers, we have developed this web site devoted to explain how PSTN works.
If after you have explored the site, you need more information, or you want to discuss how we can help with equipment, support and services for your specific situation, please click here to contact Odyssey.
