What Is Manufacturer’s Serial Number (MSN)? Related Articles Number of Calls Analysed Definition: Contact Centre Jargon and Terminologies A Quick Guide to the 0845 and 0870 number changes Call Centre Dress Codes © olly - Adobe Stock - 36042601 1,088 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 Number of Calls Analysed Contact Centre Jargon and Terminologies A Quick Guide to the 0845 and 0870 number changes Call Centre Dress Codes Contact Centre Reports, Surveys and White Papers Get the latest call centre and BPO 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