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Postman FAQs

FAQs about using Postman to send SMSes using gov.sg sender ID

Last updated 12 June 2026
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Please read this FAQ guide in conjunction with the SD Directive 03-2022 - Management of MINDEF/SAF’s Direct Channels of Communication.

The Postman FAQs aim to help you quickly find answers to common questions you may have while using Postman. Whether you're new to Postman or an experienced user, you'll find relevant information accessible whenever you need it.

These FAQs will help you:

  • Find answers to your Postman-related questions

  • Work through technical issues

  • Learn best practices for using Postman effectively

Think of this guide as your go-to resource for Postman support - available 24/7 to help you work more efficiently and confidently with the tool.


About Postman

Find out what Postman V2 is, how it differs from Postman Legacy, and what service levels to expect when sending SMS messages to citizens.

Usage of govsg SMS sender ID

Find out if your use case qualifies for the gov.sg SMS sender ID, and learn which channels to use for employee communications.

Vendor access to Postman SMS system

Learn how agency officers can set up vendor access and whitelist vendor domains.

DOs and DON'Ts of using Postman for SMS communications

Learn the dos and don'ts of using Postman for SMS communications, including allowed message types, link usage rules, and character limits.

Costs and payment

Find out the costs and payment methods for using Postman V2

Account compliance

Understand the rules for using your Postman V2 account.

Getting access

Find out how to get access to Postman V2 for MINDEF/SAF SMS campaigns, including roles, account management, and offboarding steps.

Creating and managing SMS campaigns

Learn how to create and manage SMS campaigns on Postman, track delivery status, and handle large or time-sensitive campaigns.

Incident management

Understand responsibilities and investigation timelines when there are reported incidents.

Support and references

Find resources, support, and contact details for Postman V2 and Postman Legacy.