800-266-3742 Comerica Customer Service

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Phone: 800-266-3742

  • How to reach a live person:
    • Press 5
      Press 0
  • Hours of Operation:
    • Mon-Fri: 8am-8pm
  • Description:
    • The number above is for their Eastern branches.

      800-925-2160 is for Central
      800-522-2265 is for Mountain/Pacific

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