how many digits in an irish landline number
Telephone numbers in the Republic of Ireland Irish area codes vary in length, between one and three digits (excluding the leading 0), and subscribers' numbers are between five and seven digits. A migration to a standard format, (0xx) xxx xxxx, is in progress; however, to avoid disruption, this process is only being carried out as needed where existing area codes and local numbering systems have reached full capacity.
National Insurance number The format of the number is two prefix letters, six digits, and one suffix letter.[7] The example used is typically QQ123456C. Often, the number is printed with spaces to pair off the digits, like this: QQ 12 34 56 C.