Sana'a: Network coverage is most reliable in central commercial areas and districts like Tahrir Square. While outdoor connectivity is generally available in the historic Old City, the thick walls of its traditional tower houses can significantly reduce indoor signal strength. Service may be less consistent in the city's outer suburbs.

Aden: As a major port, Aden has fairly stable connectivity in its key districts, including Crater, Mualla, and Al Mansoura. The signal is typically strong along the coastline and near the port facilities, but can become more variable in residential zones and on the outskirts of the city.

Al Mukalla: Mobile service is concentrated around the city center, the port, and along the main coastal corniche. These areas generally offer the most dependable connection. In older, more densely built neighborhoods and areas further inland from the coast, indoor reception can be intermittent.

Taiz: Due to challenging local conditions and infrastructure strain, mobile connectivity in Taiz is often inconsistent. Service is typically best in specific pockets of the city center, but users should be prepared for fluctuating signal quality and potential network disruptions across the area.

Major Highways (N1, N4, N5): Connectivity is generally available along key routes like the Sana'a-Aden (N1), Aden-Mukalla (N4), and Sana'a-Hodeidah (N5) highways, particularly in and around major cities and towns. However, expect intermittent signal loss or a drop to 2G in rural stretches between urban centers.

Yemeni Highlands and Mountain Passes: Traveling through the mountainous regions, such as the roads connecting Sana'a with coastal cities like Hodeidah or Aden, will result in significant periods without a signal. High-altitude passes like Naqil Sumara and deep valleys frequently lack network coverage entirely.

Intercity Rail: Yemen does not have an operational public railway system. All intercity travel is conducted via roads, where cellular coverage is variable and subject to the conditions of the surrounding geography.

Eastern Desert Regions (Rub' al Khali): The vast eastern desert, including the Rub' al Khali (the Empty Quarter) and large parts of the Hadramaut and Mahra governorates, has virtually no mobile network coverage. Travelers in these areas should not expect to have a reliable signal outside of the few populated towns.