| Business | Phone |
| Sebastian County Assessor 35 S 6th St # 105, Fort Smith 72901 | (479) 783-8948 |
| Sebastian County Deliquent Tax 35 S 6th St # 105, Fort Smith 72901 | (479) 782-0831 |
| Sebastian County Treasurer 35 S 6th St # 112, Fort Smith 72901 | (479) 783-5646 |