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Where do I go to look up a motor carrier, broker, or freight forwarder's interstate operating authority (active MC Number), insurance or process agent?

Question:
Where do I go to look up a motor carrier, broker, or freight forwarder's interstate operating authority (active MC Number), insurance or process agent?
Answer:

Please go to FMCSA's Licensing and Insurance system and select “Carrier search” from the pull-down menu. If you do not have access to the internet, please call our toll free number: 1-800-832-5660.

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