|Country calling code||+98|
|International call prefix||00|
All telephone numbers are 11 digits long (initial 0 plus ten numbers). The first two or three digits after the zero are the area code. The possibilities are: (0xx) xxxx xxxx (for landlines), 09xx xxx xxxx (for cellphones) and 099xx xxx xxx (for MVNO).
When making a call within the same landline area code, initial 0 plus the area code can be omitted.
The international call prefix depends on the country you are calling from; e.g., 00 for most European countries, and 011 from North America. For domestic calls (within the country), 0 must be dialed before the area code. The prefix for international calls from Iran is 00 (e.g., for a United States number 00 1 ... should be dialled).
An example for calling telephones in the city of Tehran is as follows:
An example for mobile numbers is as follows:
Originally, there was only one provider of landline telephony, Telecommunication Company of Iran.
Landlines telephone numbers have these formats: (0ac) xxxx xxxx (within Iran) and +98 ac xxxx xxxx (outside Iran). ac (area code) shown in the list below:
|13||Chaharmahal and Bakhtiari||38|
|18||Sistan and Baluchestan||54|
|24||Kohgiluyeh and Boyer-Ahmad||74|
Premium-rate telephone number has these formats :
|No.||Area||Available Area Code||Numbers Format|
|1||access from all provinces||907||909 907 xxxx|
|2||universal access numbers||221||909 221 xxxx|
|3||access from Tehran province||230||909 230 xxxx|
|4||access from Qom province||252||909 252 xxxx|
|5||access from West Azerbaijan province||444||909 444 xxxx|
|6||access from Razavi Khorasan province||512||909 512 xxxx|
Free phone numbers have these formats :
Personal number service has this format : 8080 xxxx
This service allows a subscriber to publish a national number and have the incoming calls routed to different destinations based on various criteria such as the geographical location of the caller, the time of day and the date on which the call is made.
Universal access number has these formats :
In order to identify the country which a mobile subscriber belongs to, in wireless telephone networks (GSM, CDMA, UMTS, etc.) Mobile Country Codes (MCC) are used. MCC is allocated by the International Telecommunication Union (ITU) and MCC for Iran is 432.
In order to identify mobile subscriber in a country, Mobile Network Code (MNC) are used. MNC is allocated by the national regulator. (e.g. MNC for IR-MCI is 11)
The Home Network Identity (HNI) is the combination of the MCC and the MNC. This is the number which fully identifies a mobile subscriber. This combination is also known as the PLMN. (e.g. HNI for IR-MCI with MNC = 11 and MCC of Iran = 432 will be 43211)
There are 9 mobile phone providers in Iran, listed below.
Premium-rate telephone number for IR-MCI has this format : 9922-xxxx
The following numbers are used for emergency services within Iran
110 - Police
112 - Hilal Ahmar Ambulance
115 - Ambulance
125 - Fire Department
911 - Redirected to 112 on mobile phones
A toll-free telephone number or freephone number is a telephone number that is billed for all arriving calls instead of incurring charges to the originating telephone subscriber. For the calling party, a call to a toll-free number from a landline is free of charge.
A telephone numbering plan is a type of numbering scheme used in telecommunication to assign telephone numbers to subscriber telephones or other telephony endpoints. Telephone numbers are the addresses of participants in a telephone network, reachable by a system of destination code routing. Telephone numbering plans are defined in each of the administrative regions of the public switched telephone network (PSTN) and in private telephone networks.
Telephone numbers in the United Kingdom are administered by the Office of Communications (Ofcom). For this purpose, Ofcom established a telephone numbering plan, known as the National Telephone Numbering Plan, which is the system for assigning telephone numbers to subscriber stations.
The Australian telephone numbering plan describes the allocation of phone numbers in Australia. It has changed many times, the most recent major reorganisation by the Australian Communications and Media Authority taking place between 1994 and 1998.
The French telephone numbering plan is not only used for metropolitan France but also for the French overseas departments and some overseas collectivities.
Telephone numbers in China are organized according to the Chinese Telephone Code Plan. The numerical formats of landlines and mobile phones are different: landlines have area-codes, whereas mobile phones do not. In major cities, landline-numbers consist of a two-digit area code followed by an eight-digit inner-number. In other places, landline-numbers consist of a three-digit area code followed by a seven- or eight-digit inner-number. The numbers of mobile phones consist of eleven digits.
Colombia has various telephone dial plans, depending on the type of service.
Telephone numbers in Singapore, also known as the National Numbering Plan, are regulated by the Info-communications Media Development Authority (IMDA). Due to the small geographical size of Singapore, there are no area or trunk codes; all numbers belong to one numbering area, and thus come in the same 8-digit format. Numbers are categorised based on the first digit, thus providing ten possible categories, of which six are currently in use and the remaining four reserved for future usage.
Widespread UK telephone code misconceptions, in particular brought on by the Big Number Change in 2000, have been reported by regulator Ofcom since publication of a report it commissioned in 2004.
The dialling plan for mobile networks and new landline operators is closed; all subscriber numbers must be dialled in full. For landline numbers starting with 02, the dialling plan used to be open; the trunk digit and area code could be omitted if the caller was in the same area code as the callee. However, starting May 3, 2008, all landline numbers must be dialled in full.
Telephone numbers in Malaysia are regulated by the Malaysian Communications and Multimedia Commission (MCMC).
Telephone numbers in Israel consist of an area code and a subscriber number. The dial plan type in Israel is closed, and "0" is the internal Trunk prefix in Israel. Israel's country calling code is +972.
The regulation of telephone numbers in Germany is the responsibility of the Federal Network Agency of the German government. The agency has a mandate to telecommunications in Germany and other infrastructure systems.
Telephone numbers in India are administered under the National Numbering Plan of 2003 by the Department of Telecommunications of the Government of India. The numbering plan was last updated in 2015. The country code "91" was assigned to India by the International Telecommunication Union in the 1960s.
Telephone numbers in Estonia follow a closed telephone numbering plan.
Iraq area codes can be 1 or 2 digits and the subscriber numbers are usually 6 digits. In Baghdad and some other governorates, they are 7 digits. The mobile numbers have 10 digits, beginning with the 3-digit code of each operator followed by 7 digits.
A telephone number in Belgium is a sequence of nine or ten digits dialed on a telephone to make a call on the Belgian telephone network. Belgium is under a full number dialing plan, meaning that the full national number must be dialed for all calls, while it retains the trunk code, '0', for all national dialling.
The national conventions for writing telephone numbers vary by country. While international standards exist in the form of the International Telecommunication Union sector ITU-T issued recommendation E.123, national telephone numbering plans define the format and length of telephone numbers assigned to telephones.
There were changes to the telephone numbering plan in Georgia which were expected to be completed by the end of 2011. This article is being updated after all the major changes, also the dates of these changes are indicated.
Country Code: +240
International Call Prefix: 00