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 Guatemala. If you require testing from other networks or have any questions regarding networks in Guatemala, please contact us for more details.
All GTT testers speak English and at least one of the native languages/dialects spoken in Guatemala. If you require specific language/dialect support in Guatemala 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 Guatemala. If you require specific language/dialect support in Guatemala please contact us for more details.
These are the most tested from networks in Guatemala. If you require testing from other networks or have any questions regarding networks in Guatemala, 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 Guatemala.
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.
Telecom testing in Guatemala centers on live, in-country activity that mirrors how local customers place and receive calls. Our work focuses on phone number testing conducted by testers located in-country, using everyday networks and devices. This approach allows us to review real dialing behavior, message playback, IVR interaction, and end-user outcomes without relying on shared or remote equipment.
Fraud testing and digital validation are also available to help uncover unreachable numbers, misuse, or unexpected call handling that can disrupt customer engagement. Toll-free testing is commonly requested by businesses serving Guatemalan callers within the country. All testing is carried out locally, so results represent practical usage rather than lab conditions.
Testing coverage in Guatemala includes the phone number types businesses commonly use for customer contact, service access, and inbound communication. Our team works with both domestic and international dialing patterns, as used locally.
Commonly tested number types include:
Testing reviews call reachability, connection behavior, and message accuracy. Attention is also given to how callers experience prompts and routing from different locations inside the country.
SMS testing in Guatemala helps businesses understand how text messages arrive on local devices under normal usage conditions. Our team reviews message delivery using Guatemalan networks to observe how texts appear to recipients, including sender identification and basic formatting. This type of testing highlights delivery gaps that may affect customer outreach or verification flows.
SMS checks are often paired with phone number testing to give a fuller view of communication readiness in the country. While results vary by network and device, testing provides practical insight into how messages are received across common usage scenarios rather than theoretical behavior.
Telecom testing for Guatemala phone numbers is typically completed within hours once the test window is confirmed. Timing depends on the number of phone numbers involved and the type of checks requested. Live testing enables rapid observation of call outcomes because testers are already on-site in the country and connected to local networks.
Larger test sets or projects that include toll-free access, language checks, or multiple dialing paths may require additional time to review outcomes and document findings. Even in these cases, results are delivered efficiently so teams can act on issues without extended waiting periods.
Voice quality assessment relies on live calls placed by in-country testers who listen and interact as genuine callers. During testing, our team checks audio clarity, volume balance, prompt timing, and DTMF response while navigating menus or recorded messages. This hands-on approach reveals issues that automated checks often miss.
Calls are reviewed across commonly used Guatemalan networks to observe how audio behaves in different locations. Findings focus on what callers actually hear during normal business use, helping teams confirm that messages are understandable and interactions function as intended.
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.