Ultimate Communications is a leading wholesale voice service provider in Singapore. Established in 2001, we have provided interconnection service to many service providers around the globe, including tier-1s, tier-2s, calling card players etc. 

We have garnered extensive experience in the telecommunications field, including voip via VSAT links and the public internet. Our system is especially tailored for the demanding requirements of today. 

Our retail calling card business experience had benefitted our wholesale business tremendously, and we are constantly striving to improve our services to our valued partners.