If available, see below for a list of known fire department frequencies for Martensdale, Iowa. Or, navigate to another city or town within Warren County, to view the local fire department frequencies.
| Ackworth | Carlisle | Cumming | Hartford | |
| Indianola | Lacona | Martensdale | Milo | |
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| New Virginia | Norwalk | Sandyville | Spring Hill | |
| St Marys | ||||