| Business | Phone |
| A W Johnson Elementary School 735 N 600 E, Firth 83236 | (208) 346-6848 |
| Firth High School 101 N Park Ave, Firth 83236 | (208) 346-6811 |
| Firth Middle School 410 Roosevelt St, Firth 83236 | (208) 346-6240 |
| Firth School District 319 Lincoln St, Firth 83236 | (208) 346-6815 |