Use cases · Geocoding APIs

Best Address Autocomplete APIs

Geocoding APIs with type-ahead address autocomplete for fast, accurate address entry in checkout and forms.

Required capability: Address autocomplete.

Our pick: Melissa

Melissa provides global data quality APIs to verify, clean, match, and enrich people data, including address, email, phone, and identity verification across 240+ countries and territories. Pricing is published and self-serve, and three SDKs are available. The platform carries SOC 2 Type 2, HIPAA, and GDPR compliance with a published SLA.

Best for: Prototypes and side projects - free to start, no sales call; Regulated or enterprise workloads - compliance attestations and an enterprise plan; Teams needing broad API coverage out of the box.

Melissa profile →

Best for…

Best overall
Melissa - our default pick: strongest across pricing, trust and breadth
Best free pick
Melissa - free tier: GAV Free: $0 for 250 Records / Month (Global Address Verification free plan)
Best for enterprise
Melissa - for regulated or large teams: SOC 2 Type II, HIPAA, published SLA
Cheapest to start
Stadia Maps Geocoding & Search - from $20 month to start; compare on your real usage, not the entry price
Best for agents
Azure Maps (Search / Geocoding) - easiest to wire up programmatically: llms.txt
Broadest surface
Melissa - 26 documented actions; breadth isn't quality, but it's the most to build on

Ranked (9)

  • #1 Melissa

    63 / 100
    • Best overall
    • Best free pick
    • Best for enterprise
    • Broadest surface

    Melissa provides global data quality APIs to verify, clean, match, and enrich people data, including address, email, phone, and identity verification across 240+ countries and territories. Pricing is published and self-serve, and three SDKs are available. The platform carries SOC 2 Type 2, HIPAA, and GDPR compliance with a published SLA.

    PricingHybrid · free tier
    TrustSOC 2 Type II · HIPAA · GDPR
    Does
    • Address autocomplete

    Melissa profile →

  • #2 Azure Maps (Search / Geocoding)

    68 / 100
    • Best for agents

    Azure Maps Search and Geocoding is a REST API from Microsoft that provides forward and reverse geocoding, address autocomplete, batch geocoding, polygon lookup, and points-of-interest search for developers building location-aware web and mobile applications. Coverage spans 190+ countries with rooftop-level accuracy in major markets including the US, Canada, Western Europe, Australia, and Brazil. Pricing is usage-based at a per-1,000-transaction rate with a free tier of 5,000 transactions per month and self-serve signup. The service carries SOC 2 Type II, HIPAA, GDPR, and ISO 27001 certifications, supports API key and OAuth 2.0 auth, and offers SDKs for .NET, Python, JavaScript/TypeScript, and Java.

    PricingUsage · free tier
    TrustSOC 2 Type II · HIPAA · GDPR · ISO 27001
    Does
    • Forward geocoding
    • Reverse geocoding
    • Address autocomplete
    • Batch / bulk
    • Rooftop precision
    • Timezone lookup
    Used byAxpo

    Azure Maps (Search / Geocoding) profile →

  • #3 LocationIQ

    67 / 100

    LocationIQ is a global geocoding and mapping API that covers forward and reverse geocoding, address autocomplete, routing, distance matrix, nearby places, and static or interactive maps, positioning itself as a cost-effective alternative to Google Maps. Paid plans start at $45 per month with a free tier available at 5,000 requests per day and no sales call required for signup. SDKs are available in seven languages including JavaScript, Python, Java, and Rust, and the service publishes both pricing and an SLA, with GDPR compliance and enterprise plans for high-volume needs.

    PricingSubscription · from $45 month · free tier
    TrustGDPR
    Does
    • Forward geocoding
    • Reverse geocoding
    • Address autocomplete
    • Timezone lookup
    Avoid ifYou have strict compliance requirements

    LocationIQ profile →

  • #4 Esri ArcGIS Geocoding (World Geocoding Service)

    73 / 100

    Esri's World Geocoding Service converts addresses and place names to coordinates (and back) across 149 countries, with street-level precision for 50+ nations including the US, UK, Canada, and Germany. Pricing is usage-based at $0.50 per 1,000 geocodes, with 20,000 free non-stored geocodes per month; storing results raises the rate to $4 per 1,000 and requires passing a forStorage flag. The REST API supports API key and OAuth 2 authentication with JavaScript and Python SDKs, and the service holds SOC 2 Type 2, ISO 27001, HIPAA, and GDPR certifications, though HIPAA-eligible use is limited to US addresses only.

    PricingUsage · from $0.50 1,000 geocodes · free tier
    TrustSOC 2 Type II · HIPAA · GDPR · ISO 27001
    Does
    • Forward geocoding
    • Reverse geocoding
    • Address autocomplete
    • Batch / bulk

    Esri ArcGIS Geocoding (World Geocoding Service) profile →

  • #5 OpenCage Geocoding API

    81 / 100

    OpenCage Geocoding API is a worldwide forward and reverse geocoding service, in operation since 2014, suited for use cases ranging from fleet tracking and logistics to academic research and IoT location data. Paid subscriptions start at $50/month with a free tier of 2,500 requests per day for testing (production use requires a paid plan), and enterprise pricing is available. The REST API supports API key auth and ships with official SDKs in over ten languages including Python, Go, Rust, and R, plus an MCP server. GDPR and HIPAA compliance are documented.

    PricingSubscription · from $50 month · free tier
    TrustHIPAA · GDPR
    Does
    • Forward geocoding
    • Reverse geocoding
    • Address autocomplete
    • Batch / bulk
    Used bySIXT Share, BigMile, DQC Data Quality Company, Cobalt Intelligence

    OpenCage Geocoding API profile →

  • #6 MapTiler Geocoding

    72 / 100

    MapTiler Geocoding is a REST API offering forward and reverse geocoding, batch processing, address autocomplete, and fuzzy matching across a global dataset, suited for logistics, delivery apps, and store locators. Paid plans start at $25 per month with self-serve signup, and a free tier covers 100,000 requests per month for non-commercial use with mandatory MapTiler logo attribution. The API is GDPR-compliant and ISO 27001 certified, with a published SLA and an enterprise plan available. Notable customers include Met Office, Swisstopo, and Wetter.com.

    PricingHybrid · from $25 month · free tier
    TrustSOC 2 In progress · GDPR · ISO 27001
    Does
    • Forward geocoding
    • Reverse geocoding
    • Address autocomplete
    • Batch / bulk
    Used bySwisstopo, Wetter.com, Met Office, Tagesspiegel

    MapTiler Geocoding profile →

  • #7 HERE Geocoding and Search

    61 / 100

    HERE Geocoding and Search is a REST API for forward and reverse geocoding, address autocomplete, POI discovery, and batch geocoding, covering 100 or more countries and targeting developers who need precise location resolution at scale. It offers self-serve signup with a free tier of 250,000 transactions per month, then pay-as-you-grow pricing from $1.00 per 1,000 transactions, with enterprise plans available. The service carries SOC 2 Type 2, ISO 27001, and GDPR compliance, a published 99.9% uptime SLA, and counts Lyft and BMW among its customers.

    PricingSales-led · free tier
    TrustSOC 2 Type II · GDPR · ISO 27001
    Does
    • Forward geocoding
    • Reverse geocoding
    • Address autocomplete
    • Batch / bulk
    Used byLyft, BMW, Holcim, Urbantz
    Avoid ifYou need transparent pricing up front

    HERE Geocoding and Search profile →

  • #8 Stadia Maps Geocoding & Search

    70 / 100
    • Cheapest to start

    Stadia Maps Geocoding and Search is a REST API offering forward, reverse, structured, and bulk geocoding alongside address autocomplete and place lookup, with global coverage suited for logistics, fleet management, emergency dispatch, real estate, and navigation applications. Paid plans start at $20 per month with a free tier of 200,000 credits per month for non-commercial use, and enterprise plans are available without requiring a sales call. SDKs are provided for TypeScript/JavaScript, Python, Kotlin, Swift, and PHP, and an MCP server is available. The service is GDPR compliant, and bulk requests support up to 5,000 queries per call.

    PricingHybrid · from $20 month · free tier
    TrustGDPR
    Does
    • Forward geocoding
    • Reverse geocoding
    • Address autocomplete
    • Batch / bulk
    Used byHolidayCheck, Relive, Shadowmap, Stay22
    Avoid ifYou have strict compliance requirements

    Stadia Maps Geocoding & Search profile →

  • #9 Geoapify Geocoding API

    63 / 100

    Geoapify Geocoding API converts addresses to coordinates and back, covering forward geocoding, reverse geocoding, address autocomplete, and asynchronous batch processing of up to 1,000 addresses per request, with global coverage. Pricing starts at $59 per month on a subscription model, and a free tier is available at 3,000 requests per day with attribution required. The REST API uses API key authentication, has a published SLA, and is GDPR compliant, making it a practical fit for logistics, delivery route planning, and location analytics teams in Europe and beyond.

    PricingSubscription · from $59 month · free tier
    TrustGDPR
    Does
    • Forward geocoding
    • Reverse geocoding
    • Address autocomplete
    • Batch / bulk
    Avoid ifYou have strict compliance requirements

    Geoapify Geocoding API profile →

Scope: only APIs with the required capability, picked from published, cited data. The score is one input, not the verdict, and we lead with each one’s trade-off. No reviews yet, no paid placement. See the full Geocoding APIs directory.