IRS in Ft Smith

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Contact details from the official IRS Local Office Locator (apps.irs.gov).

4905 Old Greenwood Rd.Ft. Smith AR 72903

844-545-5640

Mon–Fri	8:30 a.m.–4:30 p.m.

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Full guide for Ft Smith

Contact details from the official IRS Local Office Locator (apps.irs.gov).

4905 Old Greenwood Rd.Ft. Smith AR 72903

844-545-5640

Mon–Fri	8:30 a.m.–4:30 p.m.

Book appointment Official website Online service Details

Content last checked: 8/11/2026 · Ft Smith offices