Supercharge your customer experience with customer mail
Download the reportAll businesses need to communicate with customers, and mail is one way to get important messages to them. Business Mail such as bills, invoices, appointments, customer service updates and administrative information create added value for businesses and their customers. It significantly boosts customer experience which has a positive impact on an organisation’s bottom line.
Mail is memorable and trustworthy, and it makes your customers feel valued. Read our research report written in collaboration with Customer Experience experts Accenture to see how Business Mail can work harder for you.
Call our Business Mail team
Or let us call you back
Get in touchWhy Royal Mail for Business Mail?
- Discounts based on quantity, address accuracy, and sorting
- Flexible options for ways to prepare and present your mail
- Manage it all through your Online Business Account (OBA)

Mail formats
Maximum letter sizes
Format | Dimensions | Weight limit |
---|---|---|
Letter |
Up to 240mm x 165mm x 5mm |
Up to 100g |
Large letter |
Up to 353mm x 250mm x 25mm |
Up to 750g |
Large letter if machine-readable |
Up to 345mm x 245mm 10mm |
Up to 750g |
Business Mail prices
Business Mail Rate Card (pdf, 3.82 MB)
Business Mail discounts
You can save up to 3p per letter by using our barcoded services.
You can use the new barcoded products if:
- You send your customers letters and large letters that we sort on your behalf
- You currently use our standard Business Mail product (code: STL), our Advertising Mail product (code: CLN) and/or 1C & 2C Account Mail product (code: BPL)
- You hold or set up an account with us
- You send non-fulfilment items via your account
Benefit from discounts based on the quantity of mail you send. You only need to meet the minimum threshold, starting at just 250 for machine-readable unsorted letters.
43% of Customer Mail including statements, bills, appointments and customer updates drive commercial action
Learn how using Customer Mail boosts customer experience and your bottom line.

Help and technical information
Product documentation and downloads
Royal Mail Business Mail Summarypdf, 157.73 KB
Business Mail User Guidepdf, 460.03 KB
Business Mail permitted items guidancepdf, 136.12 KB
Account Barcode Unsorted User Guidepdf, 1.14 MB
Specific Terms for Marketingpdf, 141.97 KB
Specialist mail services for publishers

Pay for your Business Mail with Franking

Create, print and send mail from anywhere with Hybrid Mail

*JICMAIL, Kantar TNS, Q2 2017 - Q1 2018.
Sources: Marketreach and Accenture report, Customer Mail The Physical Connection that Transforms Customer Experience, 2022.