Louisiana · No License Number Displayed
37% of Louisiana Plumbing Websites Have No License Number Displayed
That's 19 of 51 audited sites in Louisiana — -11 percentage points vs. the national rate of 48%.
Last updated: March 2026 51 sites audited
Louisiana vs. National:-11ppbetter than national average
City Breakdown in Louisiana
| City | Frequency | Affected |
|---|---|---|
| Lafayette | 36% | 4 of 11 |
| Baton Rouge | 33% | 6 of 18 |
| New Orleans | 20% | 2 of 10 |
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