Regus
City Central, Tower 2, 121 King William Street
City Central, Tower 2, 121 King William Street, Adelaide 5000
- Virtual office
- A$116/month
- Business address
- A$80/month
Virtual office and business address at 121 King William Street, Adelaide
Level G, 121 King William St, Adelaide, SA 5000
Virtual office
A$171/month
What is included
- Business address for company registration
- Mail received, scanned or forwarded
- Local phone number or call answering
- Meeting rooms and day offices on demand
Business address
A$117/month
What is included
- Business address for company registration
- Mail received under your company name
- Scanning or forwarding on request
Prices are monthly, excluding VAT. Regus centres: the operator's published rate (from X per day on a monthly plan, shown × 365 / 12), checked on 1 November 2026.
Other centres nearby
Regus
City Central, Tower 2, 121 King William Street
City Central, Tower 2, 121 King William Street, Adelaide 5000
- Virtual office
- A$119/month
- Business address
- A$82/month
Local operator
Pirie Street 12
Pirie Street 12, Adelaide 5000
- Virtual office
- A$169/month
- Business address
- A$116/month
Regus
25 Grenfell Street
25 Grenfell Street, Adelaide, SA 5000
- Virtual office
- A$131/month
- Business address
- A$90/month
Local operator
Waymouth Street 155
Waymouth Street 155, Adelaide 5000
- Virtual office
- A$107/month
- Business address
- A$74/month
HQ
169 Fullarton Road
169 Fullarton Road, Adelaide, SA 5065
- Virtual office
- A$120/month
- Business address
- A$83/month
Request an address in Adelaide
Tell us what you need — company registration, mail handling or a phone number — and we will send the options and current prices.
Frequently asked questions
How much does a virtual office at 121 King William Street cost?
A virtual office at 121 King William Street costs A$171 a month and a business address A$117 a month, before VAT.
Can I register my company at 121 King William Street?
The address can be used for registration with the company register if the plan includes mail handling, because official post must reach the company there. Ask the centre to confirm the plan before you register.
Who operates the centre at 121 King William Street?
The centre is run by Regus. Its address is Level G, 121 King William St, Adelaide, SA 5000.
Which other centres are near 121 King William Street?
The closest other centres in Adelaide are City Central, Tower 2, 121 King William Street, City Central, Tower 2, 121 King William Street and Pirie Street 12. Each one has its own page with prices.
Is mail forwarding included at 121 King William Street?
Mail is received at 121 King William Street under your company name; scanning, holding or forwarding is arranged under the plan you choose, and forwarding is usually billed per shipment. Ask for the plan details in the request form below.