Mountlake Terrace Washington ZIP Codes

Mountlake Terrace holds a single ZIP code.

Every ZIP code in Mountlake Terrace

The complete list of Mountlake Terrace, Washington ZIP codes with the county each falls in.
ZIP code	County
98043	Snohomish County

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Mountlake Terrace codes above are listed without a column we would have to invent.

Scope every ZIP code recorded for Mountlake Terrace. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. ZIP codes are delivery-route groupings, not areas; the boundaries implied by any ZIP map are approximations.

How these codes cluster

Every Mountlake Terrace ZIP code begins 980. Those first three digits identify the sectional center facility that processes mail for this part of Washington. Statewide that range covers 71 ZIP codes, so Mountlake Terrace accounts for 1% of it.

Every Washington ZIP prefix and the region it covers →

Area codes covering Mountlake Terrace

ZIP codes and area codes are separate systems — one routes mail, the other routes calls — and they do not share boundaries. The codes below serve the same ground Mountlake Terrace occupies.

Mountlake Terrace Washington area codes in full →

Where Mountlake Terrace's ZIP codes sit

Each point is one Mountlake Terrace ZIP code, plotted from its record coordinates.

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

Cities near Mountlake Terrace

The closest places to Mountlake Terrace with their own ZIP code list, nearest first.
City	Distance	ZIP codes
Lynnwood Washington ZIP codes	2.4 mi	4 ZIP codes
Edmonds Washington ZIP codes	2.7 mi	2 ZIP codes
Kenmore Washington ZIP codes	4.0 mi	1 ZIP code
Bothell Washington ZIP codes	4.8 mi	4 ZIP codes
Mill Creek Washington ZIP codes	6.5 mi	1 ZIP code
Woodinville Washington ZIP codes	7.7 mi	2 ZIP codes
Kirkland Washington ZIP codes	8.2 mi	3 ZIP codes
Mukilteo Washington ZIP codes	8.2 mi	1 ZIP code

Straight-line distance between place reference points, not driving distance.