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Unstructured Supplementary Service Data ( USSD ), sometimes referred to as " quick codes " or " feature codes ", is a communications protocol used by GSM cellular telephones to communicate with the mobile network operator 's computers. USSD can be used for WAP browsing, prepaid callback service, mobile-money services, location-based content ...
If you intend to use your SIM card, make sure to put your phone on flight mode after using SIM cards from Iranian companies. Irancell, Hamrah Aval and RighTel are the main 3 phone operators in Iran. Fortunately the existing mobile network provides 4G & 5G cellular data coverage in all the small and big cities around the country.
Calling formats. To call in Ivory Coast, the following format is used: yy xx xx xx xx - calls within Ivory Coast. +225 27 xx xx xx xx calls from outside Ivory Coast to a landline. +225 01 xx xx xx xx / +225 05 xx xx xx xx / +225 07 xx xx xx xx / +225 25 xx xx xx xx calls from outside Ivory Coast to a mobile number.
Within Metro Manila, Rizal, and cities of Bacoor and San Pedro: 8123-4567. Outside Metro Manila, Rizal, and cities of Bacoor and San Pedro: 02-8123-4567. Overseas calls: +63-2-8123-4567. Since October 6, 2019, all telephone numbers with the area code 2 were migrated to eight digits, as mandated by the National Telecommunications Commission's ...
A typical SIM card (mini-SIM with micro-SIM cutout) T-Mobile nano-SIM card with NFC capabilities in the SIM tray of an iPhone 6s cell phone A SIM (Subscriber Identity Module) card is an integrated circuit (IC) intended to securely store an international mobile subscriber identity (IMSI) number and its related key, which are used to identify and authenticate subscribers on mobile telephone ...
Worldwide distribution of country calling codes. Regions are coloured by first digit. Country calling codes, country dial-in codes, international subscriber dialing (ISD) codes, or most commonly, telephone country codes are telephone number prefixes for reaching telephone subscribers in foreign countries or areas via international telecommunication networks.
Telephone numbers in Portugal. Portugal changed to a closed telephone numbering plan on 31 October 1999; previously, the trunk prefix was '0', but this was dropped. [ 1] For landline subscribers, the area code, prefixed by the digit '2', was incorporated into the subscriber's number. For mobile subscribers, formerly seven (to call another ...
Telephone numbers in South Sudan. South Sudan uses a two digit mobile code along with a seven digit phone number. For international calls, South Sudan has been assigned the +211 code by the International Telecommunication Union . Before the secession in 2011, the area, later to be known as South Sudan, used Sudan's country-level calling code.