| Business | Phone |
| Us Faa Port Columbus Intl Airport, Columbus 43209 | (614) 338-4030 |
| Us Faa Terminal Bldg # 262, Columbus 43219 | (614) 236-8547 |
| Us Federal Railroad Adm 131 N High St, Columbus 43215 | (614) 469-6646 |
| Us Flight Standards Office 3939 International Gtwy # 2, Columbus 43219 | (614) 237-1039 |
| Us Transportation Dept 1620 W Broad St, Columbus 43223 | (614) 275-2842 |