| Business | Phone |
| Harding Elementary School 1239 N Rhode Island Ave, Mason City 50401 | (641) 421-4406 |
| Alternative High School 19 N Illinois Ave, Mason City 50401 | (641) 421-4426 |
| Comprehensive Systems 1453 4th St Se, Mason City 50401 | (641) 423-2663 |
| Madison Elementary School 2620 S Jefferson Ave, Mason City 50401 | (641) 421-4413 |
| Mason City Public Sch Food Svc 1515 S Pennsylvania Ave, Mason City 50401 | (641) 421-4501 |
| Mason City High School 1700 4th St Se, Mason City 50401 | (641) 421-4430 |
| Mason City Com School 224 18 St Se, Mason City 50401 | (641) 421-4428 |
| Newman Catholic High School 2445 19th St Sw, Mason City 50401 | (641) 423-6939 |
| North Iowa Christian School 811 N Kentucky Ave, Mason City 50401 | (641) 423-6440 |