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Nigeria Passport Number validator

How the passport number format works

Format
1 uppercase letter followed by 8 digits
Example
A10000001

Things to watch for

  • Format-only check — does not confirm the passport was actually issued, is unexpired, or is currently valid
  • The leading letter can vary with the issuing office/passport type; this check accepts any single letter rather than an exhaustive list
  • Validation runs entirely in your browser — the number you enter is never transmitted or stored
Regex for passport number
^[A-Z][0-9]{8}$

A Nigerian passport number is 1 uppercase letter followed by 8 digits, e.g. A10000001, issued by the Nigeria Immigration Service (NIS), which has managed Nigeria’s e-passport rollout across its passport offices in recent years. The leading letter can vary with the issuing office or the passport type, but NIS hasn’t published a complete public list mapping every letter to its meaning.

What this checker verifies

This tool confirms the input is exactly 1 letter followed by 8 digits, catching an obvious typo like a missing digit or a digit where the leading letter should be.

What a pass doesn’t confirm

Because no exhaustive letter list is publicly documented, this checker accepts any single leading letter, and the format carries no check digit this tool recomputes either way. A pass doesn’t confirm the Nigeria Immigration Service actually issued that number, that the passport is unexpired, or that it belongs to a real holder, and nothing you type is decoded or stored.

Scope: format-only validation, running entirely in your browser.

Content last reviewed 2026-08-09.

passport number FAQ

What does a Nigerian passport number look like?

1 uppercase letter followed by 8 digits, e.g. A10000001, issued by the Nigeria Immigration Service (NIS).

What does the leading letter mean?

It can vary with the issuing office or passport type. NIS hasn't published an exhaustive public mapping, so this checker accepts any single letter followed by 8 digits rather than restricting to a specific list.

Does a valid format confirm the passport is real?

No. It only checks the 9-character shape. Confirming the passport was actually issued or is currently valid requires the Nigeria Immigration Service's own records.

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