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  1. Jul 28, 2010 · Study now. See answer (1) Best Answer. Copy. In the US and Canada, telephone numbers have 10 digits, including the area code. Other countries use phone numbers with different numbers of digits ...

  2. May 29, 2012 · Best Answer. Copy. United States. Telephone service in the United States has now gone to a 10-digit phone number system. The parts of a telephone number in the US are the 3-digit area code, the 3 ...

  3. May 31, 2022 · By Edmund Duncan May 31, 2022. However, like all mundane things, there are exceptions to the 10-digit mobile number, and no, it’s not because of the country code. China has an 11-digit phone number excluding its country code (+86), and although America has already reserved the country code ‘+1’ for itself, all numbers start with 1 in China!

  4. May 31, 2022 · We know the greatest 7 digit number is 9999999 and we know the smallest 5 digit number is 10000. How many digits is a landline number? The total length of all phone numbers (area code and the phone number) is constant at 10 digits. For example, the number 7513200000 signifies the area code 751 (the area code for Gwalior) followed by the phone ...

  5. Aug 06, 2020 · easy for usual numbers, but telephone numbers can start with 01-...., as an example, 01234 is basically 1234 for java, right? So I can't divide by 10 recursively to find out how many digits there are. is there any different way to find out how many digits there are ? thanks in advance. ps.: no regex if possible

  6. Answer: The ITU standards limit a phone number to 15 digits. That’s the country code followed by the local phone number, and does not include any dialing prefixes (the 00 you dial in Europe for an international call, or the US equivalent, 011).

  7. Nov 25, 2022 · Area Code & Prefix Service Provider Location Effective; 872-325: T-MOBILE USA, INC. CHICAGO, IL: Jan 05, 2023: 346-605: METROPCS, INC. Houston, TX: Jan 06, 2023