Mail letters and postcards online. Post API for Web Applications

Letter Post Service

With the ClickSend Letter Service, reaching millions of people is as easy as reaching out to just one. Unlock the hidden potential of snail mail and start mailing documents just like you would an email campaign.

Direct Mail Marketing

The ClickSend Direct Mail Marketing service allows you to mass mail entire post codes or delivery routes. There is no need to know addresses or names. By simply identifying the neighborhoods you want to target, your printed piece is delivered to every active address in the target area. Send flyers or leaflets to entire regions.

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Postcard Service

Print, mail, and track your postcards on demand with our postcard printing and delivery service.

Concealed Pin Number Letters

The concealed pin number tab letter service allows you to send a pin number securely via post. Send a tamper-proof pin code or password via post securely.

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Online Post

Online Post allows staff to send letters from any web enabled computer. Send letters to individuals or a large number of contacts, in one simple step. No setup required – be up and running in minutes.

Email to Post

Email Post is ideal for those who use email as their primary communications channel, offering seamless integration with almost any email software. It’s just like sending a normal email.

Post API

Post API enables integration directly with business applications, websites and software. Free sample code and downloads are available. Our flexible and powerful set of API’s enable developers to add the ability for their applications to send letters.

Print to Post Printer Driver

Our printer driver allows you to print a letter from your computer. The printed letter is sent over the internet to us. We automatically detect the address, print it, fold it and post it to anywhere in the world.

Bulk Post Marketing

Bulk Post can be sent using our Online Post system, Email to Post system or though your existing application using our secure API. The most common method is by uploading a list of contacts.

Custom Integration

Integrate Post into anything. Let us know what you would like to achieve and we’ll have you sending letters in no time!

Environmentally Friendly

By default we use as much recycled material as possible, and using our service reduces overall waste from doing it yourself.

Physical Mail

Send Physical Mail As Easily As E-Mail

Print, fold, and mail documents easier and more securely than ever using a real cloud printer