Off-Premises Extension (OPX) - Definition or Meaning

Off-Premises Extension (OPX)

Author:

Published:

Updated:

Share This
« Back to Glossary Index

Definition of “Off-Premises Extension (OPX)” :

An Off-Premises Extension (OPX) is a telecommunications term referring to an extension line from a main telephone system that connects to a device located outside the premises of the main system, such as a home or remote office. It enables the device to use the features of the central telephone system.

« Back to Glossary Index

Latest NEWS & Guides

  • Study ranks UK 46th globally for the average cost of mobile broadband data

    Study ranks UK 46th globally for the average cost of mobile broadband data

    UK Mobile Broadband Costs Plummet to 46th Globally: An In-Depth Analysis The latest study revealing that the UK ranks 46th in the world for the average cost of mobile broadband data is a wake-up call for consumers and industry stakeholders alike. As mobile connectivity becomes an indispensable part of daily life, this ranking raises crucial…

    Read more

  • Satellite Broadband in 2026 Explained: Complete Guide

    Satellite Broadband in 2026 Explained: Complete Guide

    Imagine living in the Scottish Highlands, the Welsh Valleys, or Cornwall’s remote coastline—where fibre infrastructure exists only in nearby towns, and your only options have historically been sluggish ADSL or expensive 4G dongle contracts. For decades, rural residents faced a connectivity cliff: superfast broadband arrived everywhere else, yet satellite remained a last resort plagued by…

    Read more

  • Tesco Mobile Grows to 5.9 Million UK Customers on Revenues of £1.23bn

    Tesco Mobile Grows to 5.9 Million UK Customers on Revenues of £1.23bn

    Tesco Mobile Achieves Major Milestone with 5.9 Million Customers and £1.23bn Revenue In a notable development for the UK mobile market, Tesco Mobile has announced that it has reached 5.9 million customers, generating revenues of £1.23 billion. This notable growth illustrates not only TescoS effective strategy within the highly competitive telecommunications landscape but also highlights…

    Read more