Sub-Processor Register
Reviewed: 13th January 2026
UK Postbox works with carefully selected third-party suppliers (“sub-processors”) to deliver its services securely, reliably, and efficiently.
These sub-processors may process limited personal data on behalf of UK Postbox and are contractually required to comply with UK GDPR and applicable data protection legislation. UK Postbox remains fully responsible for all personal data processing carried out by its appointed sub-processors.
Infrastructure & Cloud Services
Providers that support system hosting, data storage, backups, availability, and network security.
- Amazon Web Services
- Microsoft Azure
- Google Workspace
- Dropbox
- Cloudflare
- iPostalMail
Customer Support, Communication & Identity Verification
Used to communicate with customers, manage enquiries, and perform identity verification, compliance, and fraud-prevention checks.
- Help Scout
- Twilio
- Zoom
- Asana
- 1Password
- GBG
- Credas
- Creditsafe
Automation, Forms & Scheduling
Tools used to securely collect data and automate workflows between systems.
- Zapier
- Make
- Calendly
- Jotform
Payments & Financial Processing
Used to process payments, subscriptions, invoicing, and accounting.
- PayPal
- Stripe
- Square
- Xero
AI, Development, Monitoring & Feedback
Used internally to support general business activities using non-confidential and fully anonymised information only
- OpenAI
- GitHub
- Trustpilot
- SendGrid
- Sentry
- Datadog
- Docker
Virtual Address Partners
Used to support the provision of virtual address
- Hold Everything
- Messagemail Ltd
- Virtually There
- London Office
- Monomarks
Couriers & Postal Services
Used to deliver mail and parcels and process sender and recipient details solely for delivery purposes.
- Royal Mail
- DHL
- DPD
- UPS
- Parcelforce
IT Security & Secure Data Disposal
Providers supporting cybersecurity, risk management, and secure destruction of data and materials.
- ENHANCED
- Bulletproof Cyber Ltd
- Trustwave
- Restore Datashred
- Biffa Waste Services Ltd
Transparency & Safeguards
- All sub-processors are assessed for security, confidentiality, and data protection compliance
- Appropriate Data Processing Agreements (DPAs) are in place
- Personal data is limited to what is necessary for service delivery
- Some sub-processors operate outside the UK or EEA; where this applies, international transfers are safeguarded using UK-approved mechanisms, including Standard Contractual Clauses and appropriate technical and organisational measures
UK Postbox Limited
13 Freeland Park, Wareham Road, Lytchett Matravers, Poole, Dorset, BH16 6FH, United Kingdom
Support: support@ukpostbox.com
Security: security@ukpostbox.com
Legal notices: legal@ukpostbox.com
Data protection: dpo@ukpostbox.com
Complaints: complaints@ukpostbox.com
Accessibility: accessibility@ukpostbox.com
Website: www.ukpostbox.com
Registered in England and Wales Company Number: 06723381
MLR registration no: XLML00000192390
ICO registration no: ZA038907