Cargo drone delivery in GLMZ operates through a licensed corridor system administered by the Meridian Urban Air Mobility Authority, distinct from the passenger eVTOL airspace managed by MUATS. The cargo drone network consists of designated flight corridors at altitudes between 40 and 120 meters—below the eVTOL lanes and above the nominal pedestrian and surface vehicle environment—through which licensed delivery drones operate under continuous UAMA tracking and control. Active fleet size across all licensed operators is approximately 28,000 units, with the largest single operator, OmniDeliver (a subsidiary of the Omnivance conglomerate), accounting for roughly 40 percent of total licensed flight hours. Delivery capacity per drone ranges from 0.5 kilograms for pharmaceutical micro-delivery units to 25 kilograms for heavier commercial cargo platforms.

Licensed cargo drones communicate continuously with the UAMA corridor management system via encrypted telemetry links, transmitting position, heading, speed, payload status, and battery state at 2-second intervals. The corridor management system uses this telemetry to maintain separation between aircraft, reroute around weather or airspace conflicts, and enforce geofenced delivery zone restrictions. Delivery itself is typically accomplished through one of three mechanisms: rooftop platform landing at buildings with registered drone reception infrastructure, cable-lowered package deployment for buildings without landing platforms, and ground-level delivery to locked smart lockers at street-level nodes. The smart locker network has become its own infrastructure layer, with approximately 14,000 licensed locker stations distributed across the city's served districts.

The licensed cargo drone network does not serve peripheral or unzoned districts, both because UAMA corridor designations do not extend into those areas and because the smart locker infrastructure that enables ground-level delivery has not been deployed there. This creates a significant last-mile gap for residents who cannot receive drone deliveries and must either collect goods from the nearest served district node—sometimes kilometers distant—or rely on informal surface delivery services. A substantial market in unlicensed drone delivery operations has grown to fill this gap, using consumer-grade multi-rotor platforms modified for heavier payloads and operated outside UAMA corridors. These operations are technically illegal under air traffic regulations but practically difficult to suppress given the volume of consumer drone activity in the city and the limited enforcement resources available in peripheral areas.

The cargo drone network has introduced new dimensions to urban security concerns that were not fully anticipated during the system's design phase. Licensed drones represent a detailed, continuously updated map of physical delivery patterns across the served city—data that UAMA retains and that has been accessed by corporate intelligence contractors, law enforcement agencies, and, in at least two documented cases, by adversarial actors who compromised UAMA data systems. More concretely, the physical capability of cargo drones to carry meaningful payloads to precise urban locations has been exploited for purposes other than commercial delivery, including the delivery of contraband to high-security building rooftops, the placement of surveillance equipment at elevated positions, and in one widely publicized 2161 incident, the delivery of a disruption device to a corporate data center cooling infrastructure. UAMA's response—mandatory tamper-evident payload seals and random inspection protocols—has meaningfully increased costs for legitimate operators while providing, security researchers note, relatively modest actual barriers to determined misuse.