Introduction: Smart cities are rapidly evolving urban environments that leverage technology to enhance the efficiency, sustainability, and quality of life for their residents. One critical aspect of smart cities is the optimization of mobility services to address increasing urbanization challenges. This research explores the integration of blockchain technology into mobility services to enhance transparency, security, and efficiency in smart cities. Problem Statement: Traditional mobility systems in urban areas face challenges related to centralized control, data security, and interoperability. In the context of smart cities, there is a need for innovative solutions to address these challenges and create a seamless, decentralized, and secure mobility ecosystem. Blockchain technology holds the potential to revolutionize mobility services by providing a transparent and tamper-resistant platform for data management. Objective: The primary objective of this research is to investigate the impact of blockchain technology on mobility services in smart cities. The study aims to assess the feasibility, advantages, and challenges associated with implementing blockchain-enabled solutions for enhancing the efficiency and security of smart city mobility systems. Methodology: A comprehensive methodology will be employed, including literature review, case studies of existing smart city initiatives, and the development of a conceptual framework for blockchainenabled mobility services. Interviews and surveys with key stakeholders, such as city planners, transportation authorities, and technology experts, will provide valuable insights into the practical implementation of blockchain in smart city mobility. Results: The research findings will present a detailed analysis of the potential benefits and challenges of integrating blockchain into smart city mobility services. The results will include insights into improved transparency, enhanced security, and increased efficiency in the management of urban transportation systems. Real-world case studies and scenarios will be explored to illustrate the practical implications of blockchain adoption in smart city mobility. Conclusion: The study concludes with a synthesis of key findings, highlighting the potential of blockchain technology to transform smart city mobility services. The research contributes to the growing body of knowledge on blockchain applications in urban environments, providing valuable insights for policymakers, urban planners, and technology developers working towards creating sustainable and efficient smart cities.