I am an existing SIMBA customer, can I request to change to another SIMBA plan? April 20, 2023 02:18 Updated Yes. Please refer to SIMBA Change Plan for more information. Related articles How to terminate my mobile service with SIMBA? Can I transfer ownership for my SIMBA services? Where can I pick up and activate my SIM card? How do I recharge my SIMBA wallet? Is there a fee when I port out from SIMBA?