Entry № RNTST10264

Whitehead, John I.

Honest Home Performance And Radon Solutions

Last verified August 29, 2026. Methodology

Compare every credential-verified provider: Radon testing in Marshalltown, IA.

Credential number: RNTST10264
Credential body: IA HHS
Status: current Certified. Current in the source file.
Services: testing
City: Marshalltown
County: Not on the source file
State: Iowa
Phone: (641) 485-0432
Source: https://hhs.iowa.gov/health-prevention/providers-professionals/radiological-health/radon

Fig. 5 — Each pin is a current listing at the Census city or county centroid on the file, approximate. Pins that share a place are spread so you can click them. Not street addresses.

§ 5.1

Places on the source file

testing in Marshalltown, IA

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