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What is a mailbox?

18 June 2026 By janice Reading time: 4 minutes
What is a mailbox? More space for business

What is a mailbox (P.O. Box)?

A mailbox is a personal mailing address where you can have your mail delivered outside of your residential or business address. Instead of letters and documents being delivered to your home or office, they are collected in a locked mailbox that is accessible only to you.

Many people immediately associate a mailbox with large corporations, but private individuals, freelancers (zzp’ers), online stores, and small businesses use them as well.

A mailbox primarily offers convenience, privacy, and flexibility. You decide for yourself when to collect your mail, and you prevent important mail from getting lost among promotional flyers or packages at home.

How Does a Mailbox Work?

The principle of a mailbox is simple.

When someone sends you a letter, it is not sent to your home address but to the address of the mailbox. The mail is then collected in your personal mailbox. As soon as new mail arrives, you can collect it.

At ALLSAFE, you will also receive an email notification as soon as mail has arrived for you. This means you do not have to check constantly to see if something has been delivered.

The process usually looks like this:

  1. You rent a mailbox.

  2. You receive your own mailbox number.

  3. You use this address for your correspondence.

  4. Mail is delivered to your mailbox.

  5. You receive a notification when mail has been received.

  6. You collect the mail whenever it suits you.

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What Does a Mailbox Address Look Like?

A mailbox (P.O. Box) address consists of:

  • Your name or company name;

  • A mailbox number;

  • Postal code;

  • City name.

For example:

Dakdekker Groen BV Postbus 532 1381 DA Weesp

Every mailbox has a unique number to ensure that the mail always ends up in the correct mailbox.

Why Do People Use a Mailbox?

People rent a mailbox (P.O. Box) for various reasons. For some, it is all about convenience. For others, it is about privacy or a more professional appearance.

The most common reasons are:

You are frequently not at home

Do you often work away from home, or are you regularly on the road? Then it is pleasant to have a fixed address where mail is received securely.

You want to keep private and business matters separate

Many entrepreneurs work from home. A mailbox prevents business mail from getting mixed up with private mail. Additionally, you do not have to use your residential address everywhere.

You want a permanent mailing address

Do you move frequently, or do you have multiple workplaces? A mailbox offers a stable address where your correspondence can always be sent.

You receive important documents

Contracts, legal documents, permits, and other important papers deserve extra attention. With a mailbox, you keep this mail organized and all in one place.

A mailbox at ALLSAFE

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Can I Receive Packages at a Mailbox?

That depends on the provider. At ALLSAFE, packages can be accepted by the branch manager if they do not fit inside the mailbox. These are then temporarily stored behind the counter so you can pick them up later. For entrepreneurs who regularly receive shipments, this can be a huge advantage.

Think, for example, of:

  • Online stores;

  • Freelancers;

  • Consultants;

  • Small businesses;

  • Business storage customers.

What Is the Difference Between a Mailbox and a Residential Address?

A frequently asked question is whether a mailbox is the same as a residential address. This is not the case.

A mailbox is intended solely for receiving mail. You cannot use a mailbox as a municipal residential address or as a registration address in the Personal Records Database (BRP). A residential address always remains necessary.

What Is the Difference Between a Mailbox and a Business Registration Address?

Many entrepreneurs confuse these two concepts.

  • A mailbox is used for receiving mail.

  • A business registration address is used for registering a company.

Some providers, including ALLSAFE, also offer solutions where a business address can be linked to a mail service. This allows you to receive business correspondence without having to rent a full office.

Interested in a Mailbox?

Explore the options

Who Is a Mailbox Interesting For?

For Freelancers (zzp’ers)

For self-employed professionals, a mailbox offers a professional appearance. It prevents customers and suppliers from directly using your private address.

For Online Stores (Webshops)

Online stores often receive a lot of mail and packages. A mailbox provides a central location where all business correspondence arrives. In combination with a storage unit, this can be an efficient solution.

For Small Businesses

Companies without a physical office location regularly use a mailbox to keep their administration separated from their daily business operations. You can find even more options for business storage here.

How Much Does a Mailbox Cost?

The costs vary depending on the provider. At ALLSAFE, you can rent a mailbox starting from €16.95 per month (excluding VAT).

In addition to the monthly rent, additional fees may apply for services such as package reception or extra processing. More information can be found in our {new blog}.

Conclusion

What Is a Mailbox (P.O. Box)?

A mailbox is a personal mailing address where your mail is securely received and stored until you collect it.

It offers convenience, privacy, and flexibility for both private individuals and entrepreneurs. Especially when you are on the road a lot, receive business mail, or are looking for a professional mailing address, a mailbox can be a smart solution.

At ALLSAFE, you also receive a notification as soon as mail arrives, ensuring you never have to check unnecessarily to see if something is waiting for you.

Want your business mail organized in one place too?

Apply for one right away!

Questions about mailboxes

What is a mailbox?

A mailbox (P.O. Box) is a locked mailbox where your mail is delivered instead of to your residential or business address.

How does a mailbox (P.O. Box) work?

Mail is delivered to your personal mailbox. You then collect the mail whenever it suits you.

Can I receive packages at a mailbox (P.O. Box)?

Yes, at ALLSAFE packages can be accepted and temporarily stored.

Is a mailbox (P.O. Box) the same as a residential address?

No. A mailbox (P.O. Box) is intended solely for receiving mail.

Is a mailbox (P.O. Box) useful for entrepreneurs?

Yes. Many entrepreneurs use a mailbox (P.O. Box) to keep business and private mail separated.

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