List of former New Brunswick provincial highways
   
Standard highway markers for New Brunswick
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| Highway names | |
|---|---|
| Provincial Highways | New Brunswick Route XX (Route XX) |
Until 1965, New Brunswick highways were numbered consecutively from 1 to 42. A massive renumbering led to the current three-tier system. Some changes have taken place to highway numbering since then, and the following numbers are no longer used:
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