PO Box 1447 Sunderland is a registered mailing address that often sparks curiosity, especially among those who receive letters unexpectedly. It is used by businesses that require a reliable and secure correspondence system.
In particular, PO Box 1447 is tied to 1447 Limited, a private company operating within the real estate sector. While the use of PO Boxes is common across the UK for various reasons, their association with official communication gives recipients a reason to dig deeper.
This article aims to explain the purpose and legitimacy behind this specific PO Box and what actions recipients should consider.
What Company is PO Box 1447 Sunderland?

PO Box 1447 Sunderland is associated with a UK-registered company called 1447 Limited. This private limited company uses the PO Box primarily for managing mail and official communications efficiently.
While the company has a separate registered office address, the PO Box serves as a centralised contact point for receiving documents, enquiries, and service-related correspondence.
This kind of setup is commonly used by property-related businesses to streamline operations and ensure secure handling of communications.
PO Box 1447 is not a standalone organisation or entity, but simply a mailing address linked to 1447 Limited’s operations. It allows for better management of client and business communication, particularly in the real estate sector.
Who Are They?
1447 Limited is a private limited company registered in the UK, operating primarily in the real estate sector. Established in March 2022, it focuses on the letting and management of owned or leased properties, including both residential and commercial spaces.
The company is officially recorded under SIC code 68209, aligning it with property letting and operating activities. Though relatively new, it is fully registered with Companies House, ensuring a level of public transparency and accountability.
1447 Limited offers professional services that typically cater to landlords, property investors, and tenants. The company’s use of a PO Box is simply an administrative choice to streamline mail handling, not an indication of secrecy.
It reflects a structured approach to handling client correspondence and documentation as part of its operational efficiency in property management.
Why Might You Receive a Letter from PO Box 1447 Sunderland?

Receiving a letter from PO Box 1447 Sunderland doesn’t automatically signal a problem, it could be part of routine business communications. Here are several common scenarios explaining why such mail may land in your post:
- Real Estate Services: You may have enquired about a property or letting service managed by 1447 Limited.
- Documentation: You could be receiving official paperwork like contracts, tenancy agreements, or payment notices.
- Marketing Material: Promotional offers, newsletters, or service updates might also be sent from this PO Box.
- Follow-Up Communications: Past interactions with a property agent or estate manager could result in follow-up letters.
- Third-Party Notifications: You might be receiving a letter as a secondary contact or via an address linked to another recipient.
Each of these scenarios is relatively common and generally legitimate. Always check for company names, phone numbers, or references that link the letter to prior engagements.
In the absence of any identifiers, verify details via Companies House or customer support channels before taking any action.
Is PO Box 1447 Sunderland a Scam or Legitimate Address?
PO Box 1447 Sunderland is a legitimate and verified mailing address associated with 1447 Limited, a UK-registered business. While internet forums sometimes include questions about unknown PO Boxes, there is no public evidence suggesting scam activities linked specifically to PO Box 1447.
However, caution is still advised when responding to mail from any PO Box, especially if the sender’s identity is unclear or the content of the letter seems suspicious.
Legitimate correspondence from 1447 Limited typically includes clear branding, company numbers, or direct contact details. Always cross-check these against official directories or trusted business resources.
The presence of a PO Box in a return address does not indicate illegitimacy but instead reflects a preference for privacy and organised mail management.
What Types of Letters Are Sent from PO Box 1447 Sunderland?

Mail sent from PO Box 1447 Sunderland can vary depending on the recipient’s relationship with the business. Typically, letters from this address relate to property management or administrative services.
Types of Communications Sent from PO Box 1447 Sunderland
- Tenancy Agreements: Documents detailing rental terms or lease renewals for property tenants.
- Invoices & Statements: Payment requests, receipts, or account summaries for financial record tracking.
- Legal Notices: Any legal changes in tenancy status or property condition requiring tenant acknowledgment.
- Service Updates: Notifications regarding maintenance, inspection dates, or availability of new properties nearby.
- Marketing Mailers: Promotional content or offers related to rental properties and management services.
- General Enquiries: Responses to customer questions or follow-up communications on property-related matters.
These letters are generally sent in official envelopes and include clear identifiers. If you receive mail from this address and don’t recall engaging with the company, investigate further before responding. This helps ensure your data security and guards against potential phishing or misinformation.
What Should You Do If You Receive a Letter from This PO Box?
Should You Open the Mail Immediately?
Yes, it’s important to open the mail carefully and without delay. Letters from PO Box 1447 Sunderland are typically sent by 1447 Limited or associated real estate services, and they often contain time-sensitive information.
This may include rental agreements, payment reminders, legal notices, or property-related updates. Ignoring such correspondence could result in missed deadlines, legal implications, or lapses in tenancy agreements.
Always check the envelope for official stamps, branding, or contact information before discarding it. Opening the mail ensures that you’re fully informed and able to respond within any required timeframes.
Is It Safe to Respond to the Letter?
In most cases, yes, responding is safe as long as the sender is clearly identified and the contents appear legitimate. Look for company names, logos, and reference numbers.
If the information seems vague or incomplete, verify the sender by checking Companies House or the official website of 1447 Limited. Use only contact details listed in verified sources to avoid scams.
How Can You Contact the Company Behind PO Box 1447?

Contacting a business that uses PO Box 1447 Sunderland is straightforward if you follow the correct steps. Most legitimate companies provide contact information within their correspondence. If you’re unable to find contact details in the letter, the table below outlines other ways to reach out:
| Method | Details |
| Companies House | Search using company number 13997113 to find registered address and filing details. |
| Official Website | Visit the company’s website (if listed) to access email and phone support. |
| Email Correspondence | Use official email addresses listed in previous communications. |
| Phone Contact | Call the number printed in the letterhead, ensuring it matches publicly listed data. |
| Third-Party Verification | Use trusted online directories or financial records tools to validate contact info. |
Avoid using search engine results alone to contact the business, as these could be spoofed or misleading. Always rely on official records when initiating contact.
Is Receiving Mail from PO Box 1447 Sunderland a Cause for Concern?
Not necessarily. PO Box 1447 Sunderland is a legitimate mailing address used by a registered business in the UK.
However, if you weren’t expecting any communication or if the letter appears suspicious, it’s wise to investigate further. Watch out for red flags like urgent payment requests, missing company names, or grammatical errors.
If you identify any of these, take steps to verify the source before responding. In most cases, receiving a letter from this PO Box is part of a routine business process, especially if you’ve engaged with a property company or service in the past.
Conclusion
PO Box 1447 Sunderland is a trusted and valid mailing address primarily associated with the real estate firm 1447 Limited. Receiving a letter from this address is usually connected to property-related services such as letting agreements, account statements, or administrative notices.
Although PO Boxes can raise initial concern, the presence of this specific address in correspondence generally indicates a legitimate purpose.
By verifying the sender and understanding your rights, you can confidently manage your mail and protect your personal information. Use official tools like Companies House and exercise due diligence when unsure about any letter’s authenticity.
FAQs About PO Box 1447 Sunderland
Can a PO Box Address Be Used as a Legal Business Address in the UK?
Yes, businesses in the UK can use a PO Box as part of their correspondence address, especially for mailing purposes.
How Do I Verify If a PO Box Address Is Linked to a Legitimate Company?
You can verify it by searching for the company on Companies House using its registration number or official name.
What Type of Letters Typically Come from UK PO Box Addresses?
Most letters include invoices, contracts, account updates, or promotional material related to the sender’s business.
Is PO Box 1447 Sunderland Connected to Debt Collection Agencies?
No, there is no publicly available evidence linking this PO Box to debt collection agencies at present.
Are There Other Known Complaints About PO Box 1447 in Public Forums?
Some users have raised questions out of curiosity, but no major complaints or warnings have been verified.
Can I Opt-Out of Receiving Mail from This PO Box in the Future?
You can request to be removed from mailing lists by contacting the sender or reporting to the relevant authority.
Is It Legal for Companies to Send Mail Without Full Identity Disclosure?
Yes, but they must include enough information for recipients to identify the sender upon request or when required.