What Is Manufacturer’s Serial Number (MSN)? Related Articles Definition: Contact Centre Jargon and Terminologies Maximum Number of Attempts A Quick Guide to the 0845 and 0870 number changes Call Centre Dress Codes © olly - Adobe Stock - 36042601 1,072 Filed under - Definitions In the business world, MSN is an individual number – or sometimes a code – that is assigned to a unit. Author: Robyn Coppell Published On: 9th May 2022 - Last modified: 10th May 2022 Read more about - Definitions Recommended Articles Contact Centre Jargon and Terminologies Maximum Number of Attempts A Quick Guide to the 0845 and 0870 number changes Call Centre Dress Codes Contact Centre Reports, Surveys and White Papers Get the latest exciting call centre reports, specialist whitepapers and interesting case-studies. Choose the content that you want to receive. Contact Centre Reports, Surveys and White Papers Invites to Webinars & Events Weekly Newsletter