In which county is ZIP code 99357 located?

ZIP 99357 is listed under Grant, WA.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 99357: Royal City, WA

ZIP: 99357

County: Grant

Coordinates: 46.91560, -119.58150

ZIP Type: Standard

Time Zone: Pacific Time (PT)

Explore detailed information for ZIP code 99357 in Royal City, WA. We include verified county details for Grant plus key geographic references used for mapping and logistics.

Primary City	Royal City
ZIP Code	99357
County	Grant
State	WA
Latitude / Longitude	46.91560, -119.58150
ZIP Type	Standard
Time Zone	Pacific Time (PT)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 99357 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 99357 is approximately 46.91560 (latitude) and -119.58150 (longitude). This location sits within Grant, contributing to regional planning across WA.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 99357 for mail delivery and general location reference in Grant, WA.

This ZIP may extend beyond the city core into nearby communities within Grant.

Related ZIP Codes (Nearby)

Explore other postal codes near Royal City within WA.

Frequently Asked Questions

What is the primary city for ZIP code 99357?

The primary city for this ZIP code is Royal City, located in WA.

In which county is 99357 located?

ZIP code 99357 is situated within Grant, WA.

What are the coordinates for 99357?

The approximate center point is 46.91560 (Latitude) and -119.58150 (Longitude).

Is ZIP code 99357 active?

This page lists ZIP 99357 as Listed based on the latest refresh date shown above.

Does ZIP 99357 cover multiple areas?

Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.

Methodology & Data Notes

How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.

Page updated: 2026-01-08