how many digits is a uk national insurance number
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.
National Insurance number Persons from abroad who wish to work in the UK, or those to whom a number was not initially allocated as children, must apply for a number through the Department for Work and Pensions (DWP).[6] The prefixes used are typically different from those used in the normal run.[6][not in citation given]
Telephone numbers in the United Kingdom Since 28 April 2001, almost all geographic numbers and most non-geographic numbers have 9 or 10 national (significant) numbers after the "0" trunk code. All mobile telephone numbers have 10 national (significant) numbers after the "0" trunk code. The overall structure of the UK's National Numbering Plan is:[1]
National Insurance number People born and resident in the UK are assigned a Child Reference Number shortly after birth when a claim is made for Child Benefit.[3] At age 15 years 9 months HM Revenue and Customs (HMRC) notifies each child of their NI number.[4]