Wisconsin · driver license numbers
Wisconsin driver license number format checker.
Enter a Wisconsin driver license or ID card number to see whether it fits WisDOT's description: a letter followed by 13 digits.
Your number
Result
The Wisconsin Department of Transportation defines the number in its eMV Public glossary as "a unique number consisting of a letter followed by 13 digits assigned to your Wisconsin Driver License or ID card". That is 14 characters. The glossary's own example, N000-0000-0000-00, shows how the number is usually written in four hyphenated groups.
What WisDOT says
The entry is titled "Wisconsin Driver License # or Identification (ID) Card #". It adds that "only a Wisconsin Driver License # or ID Card number can be used in eMV Public", with the example N000-0000-0000-00. Read as grouped: the letter and the next three digits, then four, four and two. That adds up to 3 + 4 + 4 + 2 = 13 digits after the letter. The glossary also says autos, light trucks and motorcycles are the only vehicle types eligible for processing in eMV Public, which is WisDOT's online service for vehicle title and registration transactions. The page shows no date; it was read on 2026-11-01.
How the checker reads what you type
It removes spaces and hyphens, so N123-4567-8901-23 and N1234567890123 are treated the same, then checks that the first character is a letter, that exactly 13 characters follow, and that all 13 are digits. When the entry fits, it shows the number regrouped the way the WisDOT example is written, which makes it easy to compare with a card or form.
| You type | Result | Why |
|---|---|---|
| N1234567890123 | Fits | One letter, 13 digits. Grouped: N123-4567-8901-23. |
| N123-4567-8901-23 | Fits | Hyphens are ignored. |
| N123456789012 | Does not fit | Only 12 digits after the letter. |
| 12345678901234 | Does not fit | Starts with a digit, not a letter. |
| N12345678901O3 | Does not fit | The 13th character is the letter O. |
Common mix-ups
- Counting the letter as one of the 13. WisDOT says a letter followed by 13 digits, so the full number is 14 characters.
- Typing the example literally. N000-0000-0000-00 is the glossary's format example, not a number anyone holds.
- Using the number in eMV Public for the wrong thing. The glossary says only a Wisconsin driver license or ID card number can be used there, and only for autos, light trucks and motorcycles.
Limits
A match shows the shape WisDOT describes. It does not show that a number was issued or that a license is valid, and this page never contacts WisDOT. The glossary does not explain what any digit encodes, so neither does this page. The neighbouring checkers cover Texas, Pennsylvania, Maryland and Illinois; for how long a license stays valid in each state see driver license validity by state.
FAQ
What is the format of a Wisconsin driver license number?
A letter followed by 13 digits, 14 characters in all, according to the WisDOT eMV Public glossary.
How is a Wisconsin license number grouped?
WisDOT's example is N000-0000-0000-00: the letter and three digits, then four, four and two digits.
Is a Wisconsin ID card number the same format?
The glossary entry is titled "Wisconsin Driver License # or Identification (ID) Card #" and gives one definition, so the same letter-plus-13-digits shape applies to both.
What is eMV Public?
WisDOT's online service for vehicle title and registration transactions. Its glossary says autos, light trucks and motorcycles are the only vehicle types eligible for processing there.
Does a number that fits mean the license is valid?
No. This page only checks the shape and never contacts WisDOT.
Does the first letter stand for something?
The WisDOT glossary does not say, so this page makes no claim about it.
Sources
Retrieved 2026-11-01. Each source was opened and read against the claim next to it.
- Wisconsin DOT, eMV Public Glossary: the definition "a letter followed by 13 digits", the example N000-0000-0000-00, the driver license or ID number only rule and the eligible vehicle types.
General information only
This page is general information, not legal, compliance or financial advice. Rules, formats and registries change, and your facts may differ. Confirm anything that matters with the issuing agency or a qualified professional. Everything runs in your browser; nothing you enter is sent anywhere.
Common mix-ups
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Often assumedA Wisconsin license number is 13 characters in total.
What the source saysWisDOT defines it as a letter followed by 13 digits, which makes 14 characters. Its example N000-0000-0000-00 has one letter and 13 digits. [1]
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Often assumedThe hyphens are part of the number and must be typed.
What the source saysThe glossary shows the number with hyphens as an example of the format; the definition itself is a letter followed by 13 digits. [1]
Checked against these sources on .