Unleashed Software
Zoho Inventory
TradeGecko
Fishbowl Inventory
Acctivate
SellerCloud
ABM Cloud Stock Management
Cin7
PostalDataPI
Smarty
Melissa Data Quality
PostalDataPI is a global postal code validation and enrichment API covering 240+ countries and territories. One API, one key, one flat rate โ $0.000028 per query with no tiers or subscriptions.
What you get back: Up to 18 metadata fields per postal code โ city, state/region, coordinates, timezone, three levels of administrative hierarchy, elevation, and more. Sub-5ms cached responses.
Works everywhere: US ZIP codes, UK postcodes, German PLZ, Japanese postal codes, Canadian FSAs, and 230+ more. Format normalization handles case, spacing, and hyphen variations automatically.
Get started in 60 seconds: 1,000 free queries on signup, no credit card required. SDKs for Python and Node.js. MCP server for AI agents (Claude, Cursor, etc.).
Built for developers: REST API, consistent JSON responses across all countries, OpenAPI spec, llms.txt for AI agent discovery.
Unleashed Software
PostalDataPIUnleashed Software is recommended for medium to large-sized businesses that need detailed inventory tracking and management. It's especially suited for those in the manufacturing, distribution, and retail sectors who require seamless integration with accounting and eCommerce systems. Companies looking for scalability and advanced reporting capabilities may also find Unleashed Software particularly beneficial.
Zoho Inventory - Zoho Inventory is an online inventory management software ideal for small businesses. Simplify your inventory and order operations. Try for FREE!
Smarty - Smarty provides address validation, autocomplete, geocoding and reverse geocoding services covering addresses in over 240+ countries.
TradeGecko - TradeGecko (now QuickBooks Commerce) is inventory management software for ecommerce and wholesalers - simplify your inventory & order operations with powerful inventory management, multichannel selling, inventory reports and more!
Melissa Data Quality - Melissa helps companies to harness Big Data, legacy data, and people data (names, addresses, phone numbers, and emails).
Fishbowl Inventory - Fishbowl offers manufacturing and warehouse management solutions for QuickBooks.
Acctivate - Acctivate is an inventory management software solution.