- Applied Telephone Systems 3312/ 2 Pioneer Ave, Thornleigh, NSW
- V Telecom Pty Ltd 33224/ 4a Bachell Ave, Lidcombe, NSW
- Weston Technology 333U 32 7-9 Percy St, Auburn, NSW
- Family Communications 3343 Warrina Pl, Greystanes, NSW
- RJ Communications 335Lvl 1/118 Main St, Blacktown, NSW
- Cormain 33611 Rebecca Ct, Rouse Hill, NSW
- Katcom Pty Ltd 33714 Edna Ave, Penshurst, NSW
- Askc Retail Pty Ltd 338Grafton Shopping World Shp22/ 52-74 Fitzroy St, Grafton, NSW
- Canon Australia Pty Ltd 3391 Thomas Holt Drv, North Ryde, NSW
- Servcorp Serviced & Virtual Offices 340Level 5 Nexus Norwest 4 Columbia Crt, Baulkham Hills, NSW
- Damien Penza 341100 Cress Pl, Quakers Hill, NSW
- Ram Cabling 342Sundown Drv, Kelso, NSW
- Schindler Communications 3439 Westcliffe St, Banyo, QLD
- Broken Hill Hobbies & Electronics 344197 Argent St, Broken Hill, NSW
- Suntel Communication Pty Ltd 345Unit 5a/ 273 Abbotsford Rd, Bowen Hills, QLD
- Vertel 346Unit 8 60 Garden Dr, Willawong, QLD
- Chiephy (Australia) Pty Ltd 34722 Bridge St, Epping, NSW
- Gs Telecom Pty Ltd 348Lvl 4/ 33 Rowe St, Eastwood, NSW
- BPT Intercom Systems 349Unit 55 11 - 21 Underwood Rd, Homebush, NSW
- Caspian Technology 35016/ 378 Parramatta Rd, Homebush, NSW
- Digcom Pty Ltd 351U43/ 3 Reid Ave, Westmead, NSW
- Automated Parking Systems 352Unit 1 2 Stoddart Rd, Prospect, NSW
- Lycamobile Pty Ltd 353Unit 52 2 O'Connor St, Parramatta, NSW
- Enersus Pty Ltd 354U10/ 9 Hoyle Ave, Castle Hill, NSW
- David's Home Technology 35510 322 Annangrove Rd, Rouse Hill, NSW
- R & J Ellison Intercoms 356PO Box 518, Kellyville, NSW
- Fone Biz Communications 357PO Box 188, Georges Hall, NSW
- Digital Guys 358Parer Ave, Condell Park, NSW
- Videx Security Australia 3597-11 Paraweena Rd, Taren Point, NSW
- Datacom Security 36033 Carnarvon St, Yarrawarrah, NSW