From Disconnection to Inclusion: Advancing Financial Services in Zambia Through USSD Technology

Financial inclusion remains a critical challenge in Zambia, particularly in rural areas where access to financial services is hindered by inadequate digital infrastructure. This paper explores the role of Unstructured Supplementary Service Data (USSD) technology as a cost-effective and accessible solution for bridging the digital divide. While urban areas benefit from robust digital infrastructure, rural populations face limited internet connectivity, making USSD a pivotal tool for delivering financial services via GSM networks.Simulations conducted for this study highlight disparities in performance metrics such as latency, transaction throughput, and session failure rates between urban and rural areas. For example, simulated latency in rural regions averages 250 ms compared to 150 ms in urban areas. Despite these challenges, USSD adoption rates are significant, with 60% of users being women and 30% being rural entrepreneurs.This study contributes to the field by emphasizing the potential of USSD to empower underserved populations, particularly women and small-scale entrepreneurs in rural Zambia. Recommendations include optimizing technical infrastructure, extending session timeouts, and improving scalability to enhance the reliability and efficiency of USSD services.