If ADSL, email provisioning@exetel.com.au and explain that you would like to move to Exetel Naked from Optus ADSL.
If you are on Optus cable you cannot get ADSL with any provider. You will have to pay Telstra to establish a phone line on copper before you can apply for ADSL.
Exchange Code: TNBY
Exchange Availability: NO
Exchange Capacity Reached: NO
Telephone Service Availability: Not available now
ADSL2 Service Availability: Not available now