ZIP 56588 falls in Otter Tail County, Minnesota, where we hold 23,455 parcels measured as septic county-wide and 9,507 on sewer. We do not have a per-ZIP parcel count for this county, so this is the county total, not a count specific to ZIP 56588.
| County | Land in this ZIP | Documents held | On septic (county) | On sewer (county) |
|---|---|---|---|---|
| Otter Tail County, Minnesota | 100% | — | 23,455 | 9,507 |
Land-area overlap is from the 2020 Census Bureau ZCTA5-to-county relationship file, not an estimate of ours. Parcel and document counts are rows we hold, not a survey of every property in the ZIP. Last verified 2026-09-01.
We hold 23,455 parcels measured as septic for Otter Tail County, Minnesota as a whole, not broken out by ZIP.
ZIP 56588 falls in Otter Tail County, Minnesota.