ZIP Code 97861

97861 is one of Oregon's ZIP codes, delivering to addresses in Mikkalo, Gilliam County.

City: Mikkalo
County: Gilliam County
State: Oregon
Prefix: 978xx

Where this code sits

97861 is part of the 978xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Mikkalo.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 97861 delivers to without sharing its boundary.

ZIP codes nearest 97861

The ZIP codes whose reference points sit closest to 97861.
ZIP code	Distance	Delivers to
ZIP code 97823	14 mi	Condon, OR
ZIP code 97812	16 mi	Arlington, OR
ZIP code 97843	22 mi	Ione, OR
ZIP code 97839	22 mi	Lexington, OR
ZIP code 97039	24 mi	Moro, OR
ZIP code 97065	28 mi	Wasco, OR
ZIP code 97029	28 mi	Grass Valley, OR
ZIP code 99356	29 mi	Roosevelt, WA

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 97861, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 97861. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.