Our Satisfied Customers
Dialing formats can vary from region to region and/or network to network. Please contact us with any questions or for more details on specific dialing patterns.
These are the most tested from networks in Angola. If you require testing from other networks or have any questions regarding networks in Angola, please contact us for more details.
All GTT testers speak English and at least one of the native languages/dialects spoken in Angola. If you require specific language/dialect support in Angola please contact us for more details.
Dialing formats can vary from region to region and/or network to network. Please contact us with any questions or for more details on specific dialing patterns.
All GTT testers speak English and at least one of the native languages/dialects spoken in Angola. If you require specific language/dialect support in Angola please contact us for more details.
These are the most tested from networks in Angola. If you require testing from other networks or have any questions regarding networks in Angola, please contact us for more details.
GTT’s local testers make live outbound originating test calls from worldwide cities using local landline and mobile networks in order to verify that the local numbers are operational, and to detect issues…
When launching mobile services in new countries, it is imperative to in-country locally test to ensure all services are operational. Improper network provisioning, network inaccessibility, and carrier activation…
In-Country IVR testing of newly installed and/or repaired worldwide IVR platforms confirms they are operational or not. GTT’s local testers make live quality assurance test calls to your IVR platforms after they have been installed…
GTT’s local staff in-country field tests your WIFI hotspots for signal strength, functionality, and connectivity. Customers coordinate detailed testing scenarios with GTT local staff…
Our Co-location services offer unmatched advantages for local installation and hosting of equipment, SIMs, and troubleshooting for a reliable telecom infrastructure…
Reliable mobile app testing is a massive challenge facing mobile apps & games companies worldwide. In fact, statistics show three out of five computerized/electronically tested mobile apps & games…
Ensure your phone lines are fully operational and accessible worldwide. Get reliable, real-time testing with our expert team in Angola.
The comprehensive testing data provided by GTT serves as a valuable resource, empowering us to analyze connectivity trends and proactively address potential roadblocks. Their team consistently exhibits a friendly and helpful demeanor in their correspondence, enhancing our partnership. The value that GTT’s testing services bring to our operations instills us with the confidence to deliver viable and dependable international telephony solutions to our customers. Together with GTT, we are committed to maintaining the highest levels of connectivity and reliability for our clientele.
My colleague used Global Telecom Testing for his new mobile app in 89 countries. I used to rely automated testing but he told me about GTT and I was surprised to learn that GTT uses live testers. I had them test my toll free number list of 2,900 numbers and I got back a 100% accurate result, even in countries like Bangladesh, Latvia, the UK, Nicaragua, Ghana, Bahrain, Korea, and Croatia. Thank you Stephen Levenson for your terrific service.
GTT has local testers in all the countries I wanted to test in and I was able to get accurate results for my mobile apps and toll free phone numbers. First I used their automated testing system to save some money. The gave me credits for failed calls and then I used their inn country international human testers for the rest of the numbers to get complete accurate results. Their mobile app testing service was great too as the actually had professional testers in each country I tested in.

The comprehensive testing data provided by GTT serves as a valuable resource, empowering us to analyze connectivity trends and proactively address potential roadblocks. Their team consistently exhibits a friendly and helpful demeanor in their correspondence, enhancing our partnership.
The value that GTT’s testing services bring to our operations instills us with the confidence to deliver viable and dependable international telephony solutions to our customers. Together with GTT, we are committed to maintaining the highest levels of connectivity and reliability for our clientele.
Angola’s telecommunications industry has expanded rapidly, powered by major carriers like Unitel, Movicel, and Angola Telecom. Reliable connectivity is vital for businesses operating across this growing network, and telecom testing helps maintain that reliability. Here’s a comprehensive breakdown of Angola telecom services FAQs.
We conduct a variety of telecom tests in Angola to assess service quality and network stability. Our testing options include phone number validation, live call testing, automated connection checks, and SMS delivery tests. These services help identify routing issues, dropped calls, or message delivery failures. We also run stress tests to measure how networks handle high traffic volumes. Our goal is to help operators confirm that both voice and data routes perform efficiently across different carriers and regions within Angola.
Our testing coverage extends across all types of Angolan numbers, including mobile, landline, and toll-free lines. We perform both inbound and outbound call tests through leading carriers like Unitel and Movicel. By simulating real call scenarios, we can pinpoint connectivity gaps and verify that users experience clear and reliable service. This testing is especially valuable for international carriers and businesses managing large-scale routing through Angolan networks.
Yes. Our SMS test services in Angola confirm message delivery accuracy and timing to local mobile networks. By replicating the experience of an Angolan handset, we can determine how efficiently messages reach their destinations. The testing process helps detect routing issues, failed messages, or unexpected delays. This is particularly important for companies sending one-time passwords, alerts, and notifications to customers in Angola. With real-time delivery data, you can track performance and maintain consistent communication with users across the region.
Simple testing can be completed within hours. Larger test batches or live verification projects may take longer, depending on scope and route volume. Once testing is complete, our platform generates detailed performance reports that outline success rates, connection times, and any detected issues. These quick insights allow you to take corrective action immediately, preventing disruptions for your customers.
Voice quality testing is a major part of our Angola telecom testing process. We use live and automated calls to measure audio clarity, latency, and call stability. Our testing evaluates both the technical aspects, such as carrier and geographic restrictions and the real-world experience from the user’s perspective. This helps telecom providers fine-tune network configurations and improve voice transmission across all major Angolan carriers. Consistent voice quality is key to maintaining customer trust and operational excellence.
If your business depends on reliable telecom performance in Angola, Global Telecom Testing is ready to help. We offer both live and automated testing for voice and SMS, backed by in-country coverage in more than 200 global markets. Our flexible pay-as-you-go and SLA-based billing options allow you to run tests without long-term commitments. Every report meets ITU-T and GSMA standards for accuracy and compliance, helping you maintain consistent network reliability. Contact Global Telecom Testing today to schedule your Angola telecom test and experience faster, more dependable results for your business communications.
Ready to get started or learn more about how we can help your business?
Call us at (954) 358-6292 or fill out the form below and a company representative will be in touch within 24 hours.