Postal

Parse and normalize street address data. Service will return a parsed street address with values normalized to USPS standard.

Easily verify, check or lookup address. The Global Address JSON API takes in any global address in one line or multiple lines, and matches it against the best postal reference sources (246 countries and territories) to correct, verify and standardize U.S., Canadian and international addresses.

Postage Tracker provides tracking info events for DHL, FedEx, UPS and USPS tracking numbers.

Create shipping labels using different carriers, calculate shipping prices, manifest, carrier pickup, eVS & ePostage certified.

testing environment for creating shipping labels using different carriers, calculating shipping prices, manifesting, carrier pickup, eVS & ePostage certified.

The easy post API let's you track shipments, verify shipping addresses and purchase shipping labels.

Welcome to SendGrid’s Web API v3! This API is RESTful, fully featured, and easy to integrate with.

Email Validation Service. Use ZeroBounce's email validation API to increase your email marketing ROI! Remove invalid email addresses from your list using our unique email verification scrubbing system to prevent email bounces.

Easily check if a certain e-mail address is valid. Is it a valid domain? Is the e-mail a temporary/disposable e-mail? That's a common indicator of spamming/trolling, so now there's an API for you so you can easily block it!

USPS Tracking/Delivery Confirmation Label APIs

humm is a ready-made, open, and fully catalogued “white label” index of online music, offered to developers through our ground-breaking API. humm enables developers to create their own innovative — and 100% legal — music solutions, and businesses to build music into their services. In a word, we aim to be the Android of Music Services.

Get weather and weather forecasts for multiple cities. See more: https://openweathermap.org/