Thursday, November 12, 2026
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58643 Sales Tax Rate

The sales tax rate for ZIP code 58643 in , Slope County, ND is 5%: 5% state tax. Rates effective October 2023.

Tax area 1: Unincorporated Slope County

State tax
5%
County tax (Slope)
0%
City tax
0%
Special district tax
0%
Combined rate
5%

Tax area 2: Marmarth, Slope County

State tax
5%
County tax (Slope)
0%
City tax (Marmarth)
0%
Special district tax
0%
Combined rate
5%

Tax area 3: Unincorporated Bowman County

State tax
5%
County tax (Bowman)
0%
City tax
0%
Special district tax
0%
Combined rate
5%

Source: North Dakota: Streamlined Sales Tax rate and boundary files (NDR2026Q4AUG14.zip), rates in effect October 1, 2026. Effective October 2023.