If available, see below for a list of known police frequencies for Fairfax, Iowa. Or, navigate to another city or town within Linn County, to view the local police frequencies.
| Alburnett | Bertram | Cedar Rapids | Center Point | |
| Central City | Coggon | Ely | Fairfax | |
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| Hiawatha | Lisbon | Marion | Mount Vernon | |
| Palo | Prairieburg | Robins | Springville | |
| Walker | ||||
Detect police activity and stay ticket-free in Fairfax, Iowa with these police radar detectors.