区域办事处还通过各种方式向驻地协调员提供了跨界应对方面的有益支助，主要是召集驻地协调员和联合国系统各实体，审查共同国家分析和合作框架，并支持进行区域分析。所有五个区域办事处都在跨界应对方面向驻地协调员提供了支助。然而，由于问题的复杂性和它们本身的办公能力有限，这种支助受到限制。
The regional offices have also provided resident coordinators with helpful support on transboundary responses through various means, mainly by convening resident coordinators and United Nations system entities, reviewing common country analyses and cooperation frameworks and supporting regional analyses. All five regional offices have supported resident coordinators on transboundary responses. This support has been limited, however, by the complexity of the issues and their own limited office capacity.