What is the sales tax in zip code 70643? - The sales tax in zip code 70643 in Grand Chenier, Louisiana is 5% as of 2025. Use the 70643 sales tax rate calculator to calculate the sales tax for any purchase in 70643.
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Below is a list of the state sales tax, city sales tax, and county tax rate for .
| County | State | City | Zip Code | State Tax | City Tax | County Tax | Total Tax |
|---|---|---|---|---|---|---|---|
| Cameron | Louisiana | Grand Chenier | 70643 | 5% | 0% | 0% | 5% |