Direct routes to the world’s fastest‑growing markets.
Voice, SMS, airtime, eSIM and numbers from one wholesale partner.
One integration, one invoice and one support contact, for carriers, MVNOs, resellers and enterprises.
Voice first. Now the full stack.
Carrier-grade voice is the foundation. Add messaging, airtime, eSIM and numbers through the same integration, invoice and support team.
Your traffic
SIP trunk or IP peering
Callvox network
Route optimisation
Termination
Direct interconnect
Wholesale termination & origination
Explore VoiceLatin America and Africa came first.
Callvox started in 2007 as a voice carrier focused on Latin America and Africa, before most wholesale providers invested there. Prepaid mobile dominates these corridors, and that is where we have built our depth.
Voice interconnects built corridor by corridor, across Latin America, Africa, South Asia and the Middle East.
One platform and one invoice for destinations around the world, with a single team to call when it matters.
Airtime top-ups across the mobile operators your customers actually use, delivered through one API.
Who we work with.
- Carriers
- Direct interconnects, not aggregated routes
- One team to call when it matters
- MVNOs
- Voice, SMS, airtime and eSIM on one integration
- One invoice and one support contact
- Resellers
- Voice, SMS, airtime and numbers from one partner
- Rates quoted by corridor and volume
- Enterprises
- Voice and numbers from one wholesale partner
- One integration, one invoice
Tell us your corridors.
Share the destinations and services you need, and we'll come back with route options.