Australian External Territories +672
Number Format
Area Code: 1-2 digits (see note below)
Subscriber Number: 3-5 digits (see note below)
Trunk Prefix: 0
International Prefix: 00
For Antarctic bases (area codes 10, 11, 12, 13), subscriber numbers are 3 digits
For Norfolk Island (area code 3), subscriber numbers are 5 digits.
Area code information
Description
Includes Australia-administered territories: Antarctica (Australian bases), Norfolk Islands.
April 2003 - added digit for Antarctic base subscriber numbers
In April 2003, an extra digit was added to subscriber numbers of Antarctic bases under +672 (Australia-administered network). The change was a splash cut, without parallel operation of old and new numbers.
The format changes by Antarctic base:
Base Old format New format
==== ========== ==========
Casey +672 12 8xx +672 12 8xxx
Davis +672 10 6xx +672 10 6xxx
Macquarie Island +672 13 9xx +672 13 9xxx
Mawson +672 11 7xx +672 11 7xxx
Source: REACH Sydney announcement (May 2003, via ITU) (details courtesy Bill Breeze).
2000 - East Timor access +672-9
As East Timor becomes independent from Indonesia, Australian carrier Telstra was rebuilding the East Timor telecommunications services. +672-9 was an interim international access code, now replaced by a separate country code (+670).
See East Timor section for details on current implementation of country code +670.
1994, etc.: Cocos (Keeling) and Christmas Islands move from +672 to +61
Cocos (Keeling) Islands moved from this code to the Australia system (now +61 8 9162) as of 2 October 1994.
Christmas Island has also moved to the Australian plan at some unknown time. Numbers are now in the +61 8 9164 range.
These areas will become +61 8 with Australian numbering plan restructuring. See Australia for more information.
(Some updated information courtesy Geoffrey Dyer.)
Other information
Carrier on Norfolk Island is Norfolk Telecom.