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Get Your National Insurance (NI) Number in Southampton, England (UK) (2026)

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Cost

Free

The process is free.

Time at office

30 minutes

Estimated time

2-3 weeks

Quick summary

Complete guide to getting your National Insurance (NI) number in Southampton. Immediate online application or visit the local office.

Required documents

  • Original Identity Document

    Passport, ID card or any other official document that proves your identity.

  • CA1650 Form

    You must complete this form with your personal and UK residential details.

  • Proof of Residence

    Bills, official letters or any document that proves your residence in the UK.

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: 2026

Step by step

  • 1

    Online Application (Recommended)

    Go to official site

    Complete and submit the CA1650 form through HMRC's official website.

    !

    Expert tip

    "The online process is faster and avoids the need to visit an office."

  • 2

    In-Person Application

    If you prefer, you can present the CA1650 form in person at the local office.

    !

    Expert tip

    "You must bring your identity documents and proof of residence."

Offices and service points - Southampton

Jobcentre Plus Southampton

Accessible City centre

20-34 Northam Road, Southampton SO15 7JW

View on Google Maps
+44 (0)800 056 9999
Monday to Friday: 08:00 - 16:00

Frequently asked questions

Do I need a National Insurance number?
Yes, you need this number to work legally in the UK and access certain state benefits.
Can I apply for my NI number before arriving in the UK?
It is not possible to obtain your National Insurance number until you are physically in the UK and have submitted an application.

Official sources and useful links

This guide is for informational purposes only. Always check the official source for current information.