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AIBU?

Share your dilemmas and get honest opinions from other Mumsnetters.

Just found out in 40s

238 replies

Cocopogo · 19/07/2021 20:23

My NI number starts with my initials. So I assumed everyone’s did. Just found out it’s a weird coincidence.
What random thing have you recently discovered too?!

OP posts:
Faranth · 19/07/2021 20:32

@rosy71 are you absolutely sure he's not your brother?! Grin

AllThatFancyPaintsAsFair · 19/07/2021 20:33

The siblings are more likely to be to do with how the numbers were allocated.

The systems wouldn't have been so computeriesed in the past and may be they did some kind of catch up exercise so it would make sense that they might be done by family with consecutive numbers for siblings

Wrotten · 19/07/2021 20:33

The sibling thing isn't a coincidence.

OverTheWater · 19/07/2021 20:34

My DH's NINO also starts with his initials and he had the same surprise you did!

Growing up my postcode was comprised of my parents initials so I assumed that was how it worked.

I also thought that "the Wirral" was simply a phrase that meant "local" and everybody had a wirral that was basically a 5 mile circumference from their house.

Babysharkdoodoodood · 19/07/2021 20:37

My NI number is only numbers apart from a letter at the end?

Namechange600 · 19/07/2021 20:37

My NI number also starts with my initials!
Also remember my siblings NI mumbers being very similar to mine too!

AllThatFancyPaintsAsFair · 19/07/2021 20:38

@Babysharkdoodoodood

My NI number is only numbers apart from a letter at the end?
You either aren't in the UK or it isn't your Ni No Grin
ICouldHaveCheckedFirst · 19/07/2021 20:38

When the NI system was computerised, all the records were held on 4 sets of storage discs. They were labelled A, B, C, D. That's why NI numbers end in A, B, C or D.

You're welcome.

hellcatspangle · 19/07/2021 20:39

Mine doesn't 😊

Iggly · 19/07/2021 20:39

I took two goes to read the OP and understand it 😂

RedSoloCup · 19/07/2021 20:39

Mine is 'first letter of month of birth' 'first letter of date of birth' 'last two digits of year of birth' so this is how I thought they worked for years and is just a weird coincidence, also 40+ 😂

mayaknew · 19/07/2021 20:39

@Faranth

My NI number is one digit and letter different to my DBs! So mine would be AA111111A his is AA111112B. When his came through I figured it was a normal thing, but apparently not, complete coincidence!
So is me and dsis!! Exactly as you have described! I'm older so mines would be the one ending in 1A then hers is the one ending in 1B!
mayaknew · 19/07/2021 20:40

2B

AllThatFancyPaintsAsFair · 19/07/2021 20:43

@ICouldHaveCheckedFirst

When the NI system was computerised, all the records were held on 4 sets of storage discs. They were labelled A, B, C, D. That's why NI numbers end in A, B, C or D.

You're welcome.

But people had Ni Nos long before computers were invented, did they have to re-issue then all?
DoLallyTapMum · 19/07/2021 20:43

I presume the two letters were the month of my birth, but probably not given this thread Blush

CHISistoast · 19/07/2021 20:44

Oh sorry, I didn't read your post properly! I thought I had broken the system.

Sharpkat · 19/07/2021 20:44

The numbers in mine are my date of birth jumbled up. Pure fluke.

Emmelina · 19/07/2021 20:45

My younger sister is a digit out from mine. I don’t know any other siblings NI numbers, I just happened to be home when hers arrived in the post and she showed me!

Gemma2019 · 19/07/2021 20:46

@ICouldHaveCheckedFirst

When the NI system was computerised, all the records were held on 4 sets of storage discs. They were labelled A, B, C, D. That's why NI numbers end in A, B, C or D.

You're welcome.

Er no 😆

Back in the day when NI contributions were collected annually and were actual stamps on cards, the letter signified when the cards were due. I remember my dad's NI number ended in C and his stamps were due in September

StarryStarrySocks · 19/07/2021 20:46

@OverTheWater

My DH's NINO also starts with his initials and he had the same surprise you did!

Growing up my postcode was comprised of my parents initials so I assumed that was how it worked.

I also thought that "the Wirral" was simply a phrase that meant "local" and everybody had a wirral that was basically a 5 mile circumference from their house.

I love that! I want a wirral! Grin
Totallydefeated · 19/07/2021 20:47

Mine starts with the first letters of my surname! I thought it was a thing, OP, you're not alone.....

AllThatFancyPaintsAsFair · 19/07/2021 20:47

@ICouldHaveCheckedFirst

When the NI system was computerised, all the records were held on 4 sets of storage discs. They were labelled A, B, C, D. That's why NI numbers end in A, B, C or D.

You're welcome.

Ok, I looked it up as I knew that couldn't be right and it isn't right, who ever told you that was having you on

ninoapplication.com/letters-in-my-ni-number/

YouLikeTheBadOnesToo · 19/07/2021 20:47

My husband and my mam have the same PIN number for their debit cards. Complete coincidence, both issued by their respective banks.

CastleCrasher · 19/07/2021 20:47

The three letters in mine make up my (married) initials. Obviously had the ni number before getting married though, but nice coincidence!

BlatantlyNameChanged · 19/07/2021 20:48

My siblings and I have consecutive NI numbers (e.g. AB123456A, AB123457A, AB123458A). Its not a coincidence. In the early 90s there was a change over in how Child Benefit was administrated so every child in receipt of Child Benefit was allocated a CRN number (child record number), this CRN number was also their allocated NI number and that's how siblings got consecutive numbers. Children now are allocated an NI number based on their birth year so if non-twin siblings got consecutive numbers now it would be a coincidence.

You can tell roughly which year someone was born based on the first toe letters of their NI number and sometimes even where they live(d) ad some are region specific (e.g., BT is only allocated to Northern Ireland). The end letter of your NI number (A, B, C, or D) is meaningless nowadays but still retained for no reason whatsoever.

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