What is the sales tax in zip code 06340? - The sales tax in zip code 06340 in Groton, Connecticut is 6.35% as of 2025. Use the 06340 sales tax rate calculator to calculate the sales tax for any purchase in 06340.
06340 Sales Tax Rate Calculator |
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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 |
|---|---|---|---|---|---|---|---|
| New London | Connecticut | Groton | 06340 | 6.35% | 0% | 0% | 6.35% |