Welcome to Telephone Extensions                               

 At Telephone Extensions we are specialists in resolving ADSL and NBN  issues.Our  phone technicians have extensive experience with over 20 years in the Telecommunications field,  Including more than 10 years as Ex Telstra telecommunication technicians In the last 4 years we have been working on the NBN network and gained accreditations in the NBN FTTN  fibre to the node and FTTB fibre to the basement FTTC technologies With this experience you can rest assured we are experts in all aspects of faults you may be encountering. We can quickly analyse your existing premises cabling setup and offer the  most cost effective solution regardless of who your ISP is. If NBN has advised the problem is with your internal cabling give us a call

Excellent customer service


We pride ourselves on fantastic customer service and like to go that extra mile to ensure that the customer is happy from the initial enquiry to the completion of the job. The majority of our clients are repeat customers a fact we take great pride in. We will keep you informed from start to finish. If there is a problem with your existing cabling infrastructure we will clearly explain and show you before we start any works so there are no surprises.  


Has your ISP carrier advised that the line problem is now yours? We can help!.


Has your ISP advised they have checked the outside line and the problem is with your cabling?. This a very common scenario .This is where we can help we will come out and check your cabling or offer the best solution to rectify the fault. If we find the fault is outside we will provide a report detailing what we have found.

NBN FTTN FTTB MDF Jumpering Sydney
Have you been advised by your service provider that your line has been tagged at the MDF,or that you require A to B jumpering?. They may have also given you other information such as Verticle A and a pair number, They
will usually ask you to engage the services of a NBN phone technician,telecommunications technician or a  licensed cabler. If so we can help by connecting your line through to your socket and checking that signal is also working at your modem.

NBN Socket Relocations

Have you had a NBN installation but are not happy with the location give us a call we can relocate it to your preferred location

ACMA Licensed Cablers/ TelecommunicationTechnicians/ Phone Technicians

We are fully licenced and insured to perform the work holding a  ACMA open cablers license.This is a requirement by law being a ACMA licenced cabler


We operate 6 days a week and cover most suburbs of sydney.     

Mobile 0411 527 598

Email phoneextensions@internode.on.net