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postal codes
Provider-declared label. Inspect each service’s documented actions and access requirements.
Services are ordered by documented operations, attributed reports and current documentation. 1 services are classified here. Each card shows the interfaces a service offers; open it for access requirements and sources.
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Metadapi
A reference-data API provider with a United States ZIP code API for ZIP-code details and geographic data.
reference data · geographic data · postal codes · api
API · Documentation checked: 2026-10-11