
Porter
CardCorp
Stripe
CTO.ai
Wirize
Rampex.io
Adyen
Plural is a full-stack online payments entity that provides three solutions to any merchant running an online business - Plural Console (payments orchestration platform), Plural Gateway (flagship payment gateway), and Plural Checkout (mobile SDK).
Smarty
Zipcodestack
PostalDataPI
Geoco.io
Melissa Data Quality
Loqate
usZIPCodes.org
REST API for US ZIP, ZIP+4, and Canadian postal codes. Single unified endpoint covers address validation and standardization, radius search (centroid haversine and true spatial polygon intersection), point-to-point distance, autocomplete/typeah

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ZIP
ZIP Code API
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| Website | pluralonline.com | zip-codes.com |
| Company | — | Startup from the United States · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of Plural yet.
API for US ZIP, ZIP+4, and Canadian postal code data. One unified endpoint set covers North America — no separate APIs by country or data type. What it does Address validation and standardization — production-grade parser with ZIP+4 append, refreshed monthly Radius search — centroid haversine and...
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Singular and Plural Nouns - s, es, and ies endings
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Free Zip Code API - Free Postal Code Validation | Zipcodestack
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Online payment processing for internet businesses. Stripe is a suite of payment APIs that powers commerce for online businesses of all sizes. Use Stripe’s payment platform to accept and process payments online for easy-to-use commerce solutions.
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The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
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