The first three digits are the area code, which refers to a broad geographic region. The next three digits denote the prefix, which typically corresponds to a smaller area within the area code's region. With four remaining digits every local exchange has 10,000 possible unique numbers (from 0000 to 9999).
The Area Code
The first three digits of a 10-digit telephone number are known as an area code. These numbers represent a specific geographic area in North America.
A full telephone number is usually made up of a country code (required for international calls only), area code (required for calls between telephone areas), prefix, and subscriber number.
Within Australia, mobile phone numbers begin with 04 or 05 – the Australian national trunk code 0, plus the mobile indicator 4 or 5 – followed by eight digits. This is generally written as 04XX XXX XXX within Australia, or as +61 4XX XXX XXX for an international audience.
The Australian country code is 61. When calling from outside Australia, leave out the leading '0' from the STD area code or from the mobile telephone number. The outgoing IDD access code from within Australia is 0011.
What is the international mobile number in Australia? On a mobile phone, the dial out and dial in codes are the same as a landline number – 0011 and 61. If your Australian mobile phone number is 04 123 456 789 you write your international mobile number as +61 4 123 456 789.
What is a 13 number? 13 numbers are six-digit inbound numbers that customers can call at local call rates. Since these are shorter than 1300 and 1800 numbers, established businesses in highly competitive industries use these numbers to improve customer recall and attract more sales.
The international format uses a plus sign '+' to represent the international prefix, followed by a country code ('61' for Australia). For landline numbers: start with a plus sign '+' and add the country code ('61' for Australia) add the area code without the '0'
If you're calling from a landline outside Australia, then replace the plus sign with the international dialing prefix of the country you are calling from, followed by 61 and the rest of the number. If you're calling from a landline within Australia, then replace +61 with the trunk prefix 0.
A prefix is the three digits of your telephone number that follow the area code. A prefix can begin with any number other than 0 or 1 and cannot end with 11 (as in 911 or 411 – as these are reserved for special uses).
Also referred to as a prefix. Prefix: The second set of three digits of a telephone number. Also referred to as NXX code.
In October 1947, AT&T published a new nationwide numbering plan in coordination with the independent telephone operators. The plan divided most of North America into eighty-six numbering plan areas (NPAs). Each NPA was assigned a unique three-digit code, typically called NPA code or simply area code.
An area code is the first 3 digits of a standard 10-digit telephone number.
3 (three) is a number, numeral and digit. It is the natural number following 2 and preceding 4, and is the smallest odd prime number and the only prime preceding a square number.
dialling australia from overseas
For example, if you want to call a Western Australian landline you'd dial +61 8 [their local eight digit number]. If you're calling their mobile you'd dial +61 4 [their eight digit mobile number].
Use the Google.com.au Search Operator: "Exact Phrase Match." This is used in our Free Google Reverse Phone Lookup Tool! Insert the number in Australian phone number directories, such as Australia White Pages. Do a number lookup by searching the AU number in social media platforms.
As the first four digits of Australian numbers are allocated to carriers (for example, 0400 and 0499 are Telstra numbers, 0401 and 0411 are Optus, and 0404 and 0424 belong to Vodafone), these usually can't be customised.
The first numbers to be converted to eight digits were numbers in the 99x xxxx and 99 xxxx ranges in the suburb of Mona Vale in Sydney, which all became 999x xxxx or 9999 xxxx on 25 July 1994.
The international country code for Australia is 61 and phone numbers within Australia usually have 10 digits - 2 for the area code and 8 for the number. A typical Sydney number might be listed as (02) 9876 5432.
Digital mobile numbers are for mobile phone services. They have 10 digits and start with 04. Local rate numbers have one of the following: 10 digits that start with 1300.
Ten-digit dialing is a telephone dialing procedure in the countries and territories that are members of the North American Numbering Plan (NANP). It is the practice of including the area code of a telephone number when dialing to initiate a telephone call.