How many numbers can one area code have?

Each three-digit area code may contain up to 7,919,900 unique phone numbers: NXX may begin only with the digits [2–9], providing a base of 8 million numbers: ( 8 x 100 x 10000 ) . However, the last two digits of NXX cannot both be 1, to avoid confusion with the N11 codes (subtract 80,000).

Will we run out of area codes?

While telephone numbers longer than 10 digits will be eventually be needed once the three-digit area code combinations are exhausted, it isn’t likely to happen for many years, said one official. There are now 306 area codes in use out of a possible 800 combinations.

Can a phone number have 13 numbers?

13-digit numbers have been allocated to Airtel, Reliance Jio, Vodafone, BSNL and others. The 13-digit numbers have been allocated to state-run firm BSNL and private telecom operators Bharti Airtel, Reliance Jio, Idea Cellular and Vodafone for testing purposes only.

Which area codes are unused?

309. 516. 519/226/548 (382 is reserved, but another area code may be chosen) 561, 610/484 (835 was reserved, but another area code may be chosen)…List.

Which country has 13 digit number?

India will become one of the few countries to have more than 10 digits in mobile numbers. India will soon have 13-digit mobile numbers. The change, however, will exclusively be for machine-to-machine communication, which essentially is used for direct communications among electronic devices.

What does it mean when a phone number has 13 numbers?

13 numbers have six digits. Customers can contact you from a fixed line anywhere in Australia. With a 13 number, your customers can contact you for the cost of a low untimed charge (approx $0.35). Calls for mobile phones will be charged to the caller at a rate determined by their mobile phone carrier.