•  43-Fullerton - Costa Mesa Stop Map

 
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Route 55 South Detour in the City of Costa Mesa Starts Thu Nov 5 Until Fri Nov 6
Effective Thursday, November 5, 2026, at 10:00 p.m. until Friday, November 6, 2026, at 6:00 a.m., the buses on Route 55 South will be on detour in the City of Costa Mesa due to construction.