Freshservice uses different numbers to notify on-call agents across different geographies based on regulatory directives. You can download these VCF files to identify calls and messages related to on-call management from Freshservice. 

VCF files for identifying calls from Freshservice

• For US data centre: Freshservice_US.vcf
• For EU data centre: Freshservice_EU.vcf
• For AU data centre: Freshservice_AU.vcf
• For Middle East data centre: Freshservice_ME.vcf

Next:

• How to use Freshservice On-Call Management
• Learn all about Freshservice On-Call Management