Postal Code Finder
Registry / United States / Postal code prefixes / 15 / 15666 /

Postal code 15666 in Mount Pleasant, United States

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Postal code 15666 covers 1 verified locality record in United States with interactive boundary centroid map and administrative hierarchy.

Mapped Localities for 15666

1 Place
Mount Pleasant
15666
Pennsylvania · Westmoreland
📍 40.1742, -79.5134

Interactive Map: 15666 (United States)

Geographic Centroid & Coverage: Highlighted marker and radius show the verified WGS84 postal area centroid for 15666.

Nearby postal code lookups in United States

Compare 15666 with adjacent postal codes in the same area or prefix range:

15662
Luxor
15663
Madison
15664
Mammoth
15665
Manor
15668
Murrysville
15670
New Alexandria
15671
New Derry
15672
New Stanton

Postal code prefix range: 15

Postal code 15666 belongs to the 15 prefix district in United States.

View all 15 postal codes → United States Directory

Verified data profile for Postal code 15666

Based on 1 records, 1 postal code values and 1 mapped localities. Coordinate coverage is 100.0%.

1
Records
1
Postal identifiers
100.0%
Geocoded
15666
Example code
Postal code Locality Administrative path Coordinates
15666 Mount Pleasant Pennsylvania / Westmoreland 40.1742, -79.5134

Related postal lookups

United States
Country
Postal code prefixes
Postal code prefixes
Prefix 15
Postal code range · 569 records
15662
Nearby postal code · 1 records
15663
Nearby postal code · 1 records
15664
Nearby postal code · 1 records
15665
Nearby postal code · 1 records
15668
Nearby postal code · 1 records
15670
Nearby postal code · 1 records

Postal code validation data

Use this page to validate one postal code or locality against real parent areas, nearby records and downloadable source rows. The canonical route for this record set is /postal-codes/united-states/code/15666.

Records
1
Database rows represented by this canonical route.
Postal identifiers
1
Distinct postal code values available for this page.
Localities
1
Mapped place names or administrative entries.
Coordinate coverage
100.0%
Rows with latitude and longitude available.
Example
15666
Sample code from Mount Pleasant.
Code Place Hierarchy Coordinates
15666 Mount Pleasant Pennsylvania / Westmoreland 40.1742, -79.5134
Download postal data
CSV, JSON and XLSX exports for research, validation and data products.
Use the API
Query postal codes by country, place name, region or code prefix.
Implementation notes
Field definitions, canonical paths and practical lookup guidance.

Useful related pages

United States
Country
Postal code prefixes
Postal code prefixes
Prefix 15
Postal code range · 569 records
15662
Nearby postal code · 1 records
15663
Nearby postal code · 1 records
15664
Nearby postal code · 1 records
15665
Nearby postal code · 1 records
15668
Nearby postal code · 1 records
15670
Nearby postal code · 1 records

Data questions

How should I validate 15666?

Validate the postal identifier together with country, locality and administrative hierarchy fields, not as a standalone global pattern.

What context is available for this record?

The page includes the parent country, related prefix or nearby codes, coordinates when available and source rows for download/API workflows.