Your calling tools, wherever you work
Use IllyVoIP for Windows, iOS and Android, or call from the browser webphone.
Explore the appsBusiness communications in São Tomé and Príncipe
Call São Tomé and Príncipe.
Discuss the customer’s plans.
Reach customers and service providers in São Tomé and Príncipe for reservations and practical arrangements. Connect supported calls through apps, SIP trunks or Voice API.
Outbound voice · SIP trunks · Voice API
São Tomé and Príncipe+239+239 · Outbound business calling
Connect with customers in São Tomé and Príncipe
Before the reservation is final,
talk through the requirements.
A customer may have a question about dates, group needs or the services included in an arrangement. Give your team a way to discuss those details with São Tomé and Príncipe contacts and keep the final requirements in your own booking records.
- Incoming number options
- Discuss current options
- Outbound business voice
- São Tomé and Príncipe landlines & mobiles
- Apps & webphone
- Desktop, mobile & browser
- SIP trunks
- Your existing phone system
- Voice API
- Calling in your application
Incoming number enquiries
Need an incoming
business number?
Looking for an incoming business number for São Tomé and Príncipe? Talk to our team about the options for your organisation. Explore supported outbound calling separately for booking consultations and provider enquiries.
São Tomé and Príncipe business calling & SIP trunks
Discuss the requirements.
Confirm the reservation details.
Reach supported landlines and mobiles in São Tomé and Príncipe for booking consultations and provider enquiries. Use IllyVoIP apps or your compatible SIP phone system.
Connect a compatible PBX or SIP phone through IllyVoIP SIP trunks. Carriers and resellers can explore wholesale voice termination to supported destinations in São Tomé and Príncipe.
Your choice of calling tools
AppsSIP / PBXVoice API
Connect through IllyVoIP
São Tomé and Príncipe landlinesSão Tomé and Príncipe mobiles
Business calling, built around your team.
Voice API for São Tomé and Príncipe calling
Connect reservation records
with voice activity.
A custom booking application can initiate supported calls through Voice API. Process webhook events against a reservation while your software maintains the service choices and customer requirements.
Explore the Voice APIYour customerYour application
Voice API
InitiateConnectReceive events
Call actions and events for your application
Made for the way you work
Your team. Your systems.
A connected calling setup.
Support customers, keep your team connected and build more into your business calling.
Set the rules for outgoing calls
Control permitted countries and prefixes, and set maximum-rate limits for your calling setup.
Explore fraud controlsBring calling into your software
Use Voice API actions and webhooks in your custom business application.
Explore developer toolsMake more possible with AI voice agents.
Build automated conversations into your customer experience, alongside the tools your team uses every day.
São Tomé and Príncipe business calling
A few things
worth knowing.
Can my team call contacts in São Tomé and Príncipe?
The current voice catalog lists supported landline and mobile destinations for São Tomé and Príncipe. Check your complete destination number in the portal before calling.
Can staff discuss bookings from their mobile devices?
IllyVoIP provides iOS and Android calling apps alongside Windows and the browser webphone.
Can we keep our existing phone system?
Connect a compatible PBX or SIP phone through IllyVoIP SIP trunks. Teams can also use Windows, iOS and Android apps, or the browser webphone.
Can our software receive call updates?
Voice API webhooks provide call events for a custom integration. Your application decides how to associate them with its customer or project records.
How do we discuss incoming-number options?
Contact our team to discuss incoming-number options and the calling setup you need.
Start with IllyVoIP
São Tomé and Príncipe plans.
Make room for the customer’s questions.
Create your account and explore the services that fit your business.