What To Know
- The 10-digit format is based on the North American Numbering Plan (NANP), which was established in the mid-20th century to facilitate communication between countries in North America.
- The reason India has 91 as its country code can be traced back to the International Telecommunication Union (ITU), a specialized agency of the United Nations responsible for coordinating global telecommunications.
Mobile numbers typically have exactly 10 digits for several reasons. The 10-digit format allows for a standardized and easily recognizable numbering system across different countries. It also ensures that there are enough unique combinations available to accommodate the growing number of mobile phone users worldwide.
The 10-digit format is based on the North American Numbering Plan (NANP), which was established in the mid-20th century to facilitate communication between countries in North America. The NANP initially assigned a 3-digit area code followed by a 7-digit local number. This format was later adopted by many other countries, including India.
Speaking of India, the country code for India is 91. The country code is used to identify the country to which a phone number belongs when making international calls. Each country is assigned a unique country code to ensure that calls are routed correctly.
The reason India has 91 as its country code can be traced back to the International Telecommunication Union (ITU), a specialized agency of the United Nations responsible for coordinating global telecommunications. The ITU assigns country codes based on various factors, including geographical location and population. India was assigned the country code 91, which has become synonymous with Indian phone numbers.
It’s important to note that while most countries have a fixed length for their mobile numbers, the specific number of digits may vary. Some countries may have more or fewer digits in their mobile numbers, depending on their individual numbering plans and requirements.
In conclusion, mobile numbers have exactly 10 digits to provide a standardized and easily recognizable numbering system. India has the country code 91, which was assigned by the ITU to identify the country when making international calls.