Business Telephony Services – Hosted PBX

NSW IT Support is a service provider of business telephone services. We provide PSTN phone, hosted PBX, VoIP, ISDN, and SIP trunk, which operate on digital technology, internet, and cloud at an affordable price. We also provide top-notch accessories that are reliable and guaranteed, along with an offer of a long-term contract and short-term contract. 

NSW IT SUPPORT is an Australian owned and operated business. Our technicians and engineers are present in every territory to cater to your corporate telephone requirement. As we are not oversea based company, any business can approach us directly for the service or any assistance on a single call or through e-mails. We have our Internet Service Provider (ISP), and simultaneously, we have partnered with several leading telecom service providers in Australia for reliable and superior service. 

Services offered by NSW IT SUPPORT for Business Telephone Service in NSW, Australia: 

  • PSTN phone: It requires a physical box connected by several wires. These are a premise-based device which requires multiple cards to use the telephone lines. 
  • ISDN phone: ISDN is all about transferring the voice calls over digital lines. This telephone is best suited for a business who require more than ten business line connectivity. 
  • Hosted PBX: It is all about cloud hosting. Hosted PBX allows a business to make free calls all around the world. It connects every business personnel within the organisation irrespective of their location. 
  • VoIP: VoIP doesn’t require traditional phone line connectivity. Instead, an internet connection is all that it needs. VoIP allows calling service over the internet. Therefore, you can connect through the line in any time zone. 
  • SIP Trunk: SIP can modify, create and terminate sessions with several parties over a single IP network. It allows businesses to make any international calls over the internet. 

Why Choose NSWIT SUPPORT for Business Telephony Service? 

  • PBX is suitable for a small, medium and large business. 
  • Suitable alternatives for ISDN & PSTN. 
  • Easy Installation of telephony service with guidance. 
  • Provides economies of scope and scale with a reduction in network complexity
  • Economical SIP Trunk plans. 
  • On-site & off-site maintenance service.  
  • Offer suitable broadband connection plans for VoIP and SIP trunking service. 
  • Convenient maintenance package for the corporates and businesses. 
  • 24/7 availability of support service. 

Let’s get started

How It Works


Please contact our team or complete the form below. A representative will contact you shortly.

  • Let’s Talk

    We’ll chat about your business, how you use technology, and what you want to get out of IT.

  • Choose Your Plan

    If we’re the right fit, you’ll choose the IT service agreement that works best for your organization.

  • Start Your IT Experience

    Within days, you’ll be experiencing IT like never before.