Software Alternatives & Startups

Top 3 Address Validation Products in Postcode API

The best Address Validation Products within the Postcode API category - based on our collection of reviews & verified products.

Ideal postcodes Primo Postcodes Postio.co.uk

Summary

The top products on this list are Ideal postcodes, Primo Postcodes, and Postio.co.uk. All products here are categorized as: Address Validation. Postcode API. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.
  1. We help businesses improve UX and data quality with a cutting edge address validation service.
    Pricing:
    • Free Trial
    • Postcode Lookup
    • Address Autocomplete
    • Address Geolocation
    • UPRN Lookup
    • Address Cleansing

    #Geolocation API #Email Validation #Address Validation 1 social mentions

  2. OpenAI-compatible API gateway for GPT, Claude, Gemini, DeepSeek, Qwen, Kling and more. One key, one endpoint, one bill. Pay per token, no lock-in.
    Pricing:
    • Freemium
    • Free Trial
    • Text, Image and Video in One API - The same endpoint serves language, image and video models, so one integration covers text generation, image generation and video generation.
    • Per-Key Spend Caps - Issue a separate key per app, environment or teammate, each with a hard spend limit. A runaway script stops at its cap instead of draining the balance.
    • Usage and Audit Logs - Every request is logged with model, tokens and cost, so you can see exactly which app or teammate is spending what.
    • OpenAI-Compatible Endpoint - Point your existing OpenAI SDK at Thalam by changing the base URL. No rewrites, no new client library, no per-provider SDKs to maintain.
    • One Key for Many Models - A single API key reaches GPT, Claude, Gemini, DeepSeek, Qwen, Kimi, GLM and more. Switch model by changing one string, with no new account or contract per provider.

    #API Gateway #AI API #LLM Featured

  3. UK Postcode Address Lookup API - Maximise E-Commerce Checkouts, Increase Conversions, Reduce Data Entry & Improve Accuracy.
    Pricing:
    • Freemium
    • Free Trial
    • Comprehensive Data Coverage - Primo Postcodes offers comprehensive postal data coverage, ensuring accurate and reliable postcode information for various applications.
    • Easy Integration - The service provides user-friendly APIs that are easy to integrate into different systems, making it accessible for developers.
    • Cost-Effective - Primo Postcodes is often more affordable compared to other postcode data providers, providing good value for businesses.
    • Frequent Updates - The platform offers frequent updates to ensure that users have access to the latest postcode data.
    • High Performance - The service provides fast response times and high availability, which is crucial for applications requiring real-time data.

    #Address Verification API #Address API #Address Finder 1 user reviews

  4. Fast UK address, email & phone validation APIs for developers. Official Royal Mail PAF data. Pay as you go, 100 free lookups.
    Pricing:
    • Paid
    • Free Trial
    • £0.02 (Address 2.2p (searching is free), Email & Phone 1p)
    • Address search - UK address typeahead over Royal Mail PAF data, held under a direct licence
    • Postcode lookup - Every PAF delivery point at a given postcode
    • UDPRN lookup - Full address record by Royal Mail Unique Delivery Point Reference Number
    • Email validation - Syntax, typo correction, MX, SMTP check and deliverability classification
    • Phone validation - Parse and validate, plus live HLR lookup for carrier, ported status and reachability

    #Email Verification API #Address Verification API #Phone Number Validation

  5. Enterprise Email Warmup. Sender Domain Reputation Repair Tool to get out of spam and see open rates more than double in 4 to 14 days. We engage with your emails to teach mailbox providers not to send your email to the spam or the promotions folder.
    Pricing:
    • Paid
    • Free Trial
    • $149 / Monthly (Send to 100 of our unique seed emails per day)
    • Increase deliverability on any platform
    • Create multiple sender profiles to accomodate all of your domains/IPs
    • Works with any email sending service
    • Use your own content in emails you send
    • Automatic sensing of your send with Broadcast auto detect

    #Email Deliverability #Email Marketing #Email Warm Up Featured

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