US Zip Code Radius & Lookup API

U.S. ZIP code lookup, radius search, and distance API for fast and accurate geolocation. Instantly retrieve ZIP code details, find nearby ZIPs within a radius, calculate distances between ZIP codes, autocomplete ZIP inputs, and map cities to ZIPs. Designed for delivery zones, store locators, logistics platforms, and location-based services.

原始信息汇总

US Zip Code Radius & Lookup API 数据集概述

基本信息

• API名称: US Zip Code Radius & Lookup API
• 提供商: Payloadic
• 类别: Location
• 订阅计划:
  • BASIC: $0.00 / mo
  • PRO: $9.99 / mo
  • ULTRA: $24.99 / mo
  • MEGA: $79.99 / mo

API概述

U.S. ZIP code lookup, radius search, and distance API for fast and accurate geolocation. Instantly retrieve ZIP code details, find nearby ZIPs within a radius, calculate distances between ZIP codes, autocomplete ZIP inputs, and map cities to ZIPs. Designed for delivery zones, store locators, logistics platforms, and location-based services.

主要功能

• ZIP Code Lookup: Retrieve detailed location data (city, state) for any valid U.S. ZIP code.
• Radius Search: Get all ZIP codes within a given distance (miles or kilometers) from a target ZIP.
• ZIP Code Distance: Calculate straight-line distance between two ZIP codes.
• City to ZIP Codes: Fetch all ZIP codes belonging to a specific city and state.
• ZIP Code Autocomplete: Suggest matching ZIP codes as users type.

主要应用场景

• Store Locator Widgets: Help users find nearby stores, branches, or services.
• Logistics & Delivery: Define shipping zones or delivery eligibility areas by radius.
• Lead Routing: Assign sales or service reps based on proximity to ZIP codes.
• E-commerce Checkout: Validate ZIP code input and show accurate delivery info.
• Data Enrichment: Enhance datasets with geolocation metadata.

端点概述

Endpoint	Method	Description
/api/zipcode/{zip}	GET	Get city, state info for ZIP
/api/zipcodes/radius?zipcode={zipcode}&radius={radius}&unit={unit}	GET	Get ZIP codes within a radius
/api/distance?from={from_zip}&to={to_zip}&unit={unit}	GET	Calculate distance between two ZIPs
/api/zipcodes/by-city?city={city_name}&state={state_abbreviation}	GET	List ZIP codes in a city/state
/api/zipcodes/autocomplete?q={query_string}	GET	Suggest ZIPs based on partial input

技术细节

• HTTP Method: GET (fully RESTful)
• Response: JSON
• Units: mi or km supported
• Latency: < 300ms typical
• Caching: Safe for most use cases (read-heavy)

优势

• Developer-focused
• Fast response times
• Reliable U.S. ZIP code coverage
• Plug-and-play for frontend apps and backends
• Works great with serverless, Jamstack, and SaaS platforms