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We prefer the phrase "Triple Zero" over "Triple Oh" because of potential confusion when using alphanumeric keypads which could cause people to incorrectly dial "666" in an emergency, not Triple Zero (000).

Contracts and Procurement

The Contracts and Procurement team manages all contract and procurement activities, including select State telecommunication contracts, for Emergency Services Telecommunications Authority, under the guidance and in alignment with the Victorian Government Purchasing Board’s (VGPB) policies to create value to ESTA through strategic sourcing, efficient processes and professional service.

ESTA Supplier Information and Documents

Download ESTA's Standard Purchase Order Terms and Conditions


ESTA on behalf of the State of Victoria manages 60 transceiver sites, of various capacity ability, across the state of Victoria.  If you require more information please complete the application form and or send your questions to or contact ESTA on 03 8656 1200 and ask for the Commercial Manager. View the Co-Locations Guide.


ESTA Dispatcher

"Delivering babies, providing CPR instructions or treating a snake bite - no two days are the same"

Last updated 9th December, 2016
Emergency Service Organisations
CFAAmbulanceMetro FireVictoria PoliceState Emergency Service
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