Hi,
HMRC do not allocate new NINOs and we cannot give an exact timescale for your application.
If you applied more than 8 weeks ago they should contact the National Insurance allocation helpline at the DWP to progress chase your application. Please find the contact details below:
Number
0800 141 2079
Text Relay
18001 0800 141 2075
Open
8am to 5pm Monday to Friday
Web Address
www.hmrc.gov.uk/ni
Thank you