| County | WARREN |
| Zip Code Type | STANDARD |
Local Information
| City/State | County |
|---|---|
| GRINNELL, IA 50177 | POWESHIEK |
| MADRID, IA 50156 | BOONE |
| MALCOM, IA 50157 | POWESHIEK |
| MARSHALLTOWN, IA 50158 | MARSHALL |
| MARTENSDALE, IA 50160 | WARREN |
| MAXWELL, IA 50161 | STORY |
| MELBOURNE, IA 50162 | MARSHALL |
Water Quality Data
Visit MyTapWater to get the water quality data for zip code 50139.