| Business | Phone |
| Alpha & Omega Christian School 1504 Clark St, Charles City 50616 | (641) 228-3111 |
| Area Education Agency 404 N Jackson St, Charles City 50616 | (641) 228-2536 |
| Charles City High School 1 Comet Dr, Charles City 50616 | (641) 257-6510 |
| Charles City Middle School 500 N Grand Ave, Charles City 50616 | (641) 257-6530 |
| Charles City Schools 500 N Grand Ave, Charles City 50616 | (641) 257-6500 |
| Early Childhood Ed & Daycare 1406 N Grand Ave, Charles City 50616 | (641) 257-6575 |
| Immaculate Conception Grade 1203 Clark St, Charles City 50616 | (641) 228-1225 |
| Jefferson Elementary School 801 9th St, Charles City 50616 | (641) 257-6550 |
| Lincoln Grade School 600 5th Ave, Charles City 50616 | (641) 257-6560 |
| Washington Elementary School 1406 N Grand Ave, Charles City 50616 | (641) 257-6570 |