Two of these assignments were in the Republic of Panama which served as his operational hub.

Postal officials see it as a vital 24-hour-a-day operational hub that has contributed to improved mail delivery throughout Manhattan.

The operational hub for the route was Spalt station.

Muruvik will also serve as the operational hub; transport of the masses to the airport will run along the old E6.

The Philippines have become a major operational hub, and it's a serious concern.

The base was the key logistical and operational hub supporting Japan's perimeter defenses in the central and south Pacific.

The Viracopos airport is also the operational hub of Azul Airlines.

The company's operational hub is Nagoya Station.

Springfield remains an operational hub for BNSF Railway.

Sandton station is the operational hub of the Gautrain system.