- Nepean Micro Computers 1Shp 4 320 High St, Penrith, NSW
- HI-SPEC Technology 2Shop 2/ 4 Castlereagh St, Penrith, NSW
- Captain Phones Pty Ltd 3Shp 35/ 122 Station St, Penrith, NSW
- Tresami Computer Engineering 4Unit 20 46-48 Abel St, Penrith, NSW
- Dick Smith Electronics 5Shop 141 Westfield Penrith Jane St, Penrith, NSW
- Cellular One Nepean 6Shop 30 Nepean Square, Penrith, NSW
- Hi- Tech Communications 797b Henry St, Penrith, NSW
- Mobile Phone Hospital 8Level 1 Shop L01 K17 Penrith Plaza, Penrith, NSW
- Optus World 9Shop 218 Level 2 Henry St, Penrith, NSW
- RGB Telecoms Pty Ltd 1031 Leland St, Penrith, NSW
- Strathfield 11103109 Henry St, Penrith, NSW
- Sunshine Communication 12Westfield Shopping Centre Shop 94 585 High St, Penrith, NSW
- TeleChoice 13Shop 53 Westfield Penrith 585 High Street, Penrith, NSW
- Telstra Shop Penrith 14585 High St, Penrith, NSW
- Texpine Pty Ltd 15Shop 9/ 566 High St, Penrith, NSW
- Virgin Mobile 16Westfield Level 1 - Store 83 585 High St, Penrith, NSW
- Next Byte 17120 Batt St, Penrith, NSW
- Prime West Digital Systems 18Unit 5 11 Robertson Pl, Penrith, NSW
- Telstra Store Nepean 19Shop 22 Centro Nepean 122 Station St, Penrith, NSW
- Telstra Store Penrith 20Shop 45 Westfield Penrith 438 High St, Penrith, NSW
- Advance Mobile 21K3 122 Station St, Penrith, NSW
- Allphones Nepean 22Centro Nepean Shop 30 Woodriff St, Penrith, NSW
- BTW Communications Pty. Ltd. 236 Production Pl, Penrith, NSW
- Ozchips Development 24High Dr, Penrith, NSW
- Techone I.T Services & Support 258/ 474 High St, Penrith, NSW
- Telstra Business Centre Penrith 26Suite 1 / 308 High St, Penrith, NSW
- Total IT Solutions 2732 Arundel Park Dr, Penrith, NSW
- Axact IT Solutions 2818 Aldinga Pl, Penrith, NSW
- C 4 Computers 29Shop 2 140 Henry St, Penrith, NSW
- CCS Contract Computer Services 30478-482 High St, Penrith, NSW
