How do I return my transponder(s)?

You can return your transponder(s) via certified or registered mail to: .
P.O. Box 57011 
Irvine, CA 92619-7011 
Or 
Return your transponder(s) in person at our Service Center: 
125 Pacifica, Suite 120 
Irvine, CA 92618-3324

Topic: 
FasTrak FAQs
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