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EC21
Customer Service: Phone, Email, Contacts

www.ec21.com
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How to contact EC21 customer service?

Phone numbers:
E-mails:
  • Support:
  • support:
Social media links:
Address:

5F, 11F, Trade Tower, World Trade Center, Gangnam-gu Seoul-t'ukpyolsi, Seoul, 135-729, Korea (South)

Website:

www.ec21.com

Is ComplaintsBoard.com associated with EC21?

ComplaintsBoard.com is not affiliated, associated, authorized, endorsed by, or in any way officially connected with EC21 Customer Service. Initial EC21 complaints should be directed to their team directly. You can find contact details for EC21 above.

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  1. EC21 Contacts

  2. EC21 phone numbers
    +82 2 6000 4393
    +82 2 6000 4393
    Click up if you have successfully reached EC21 by calling +82 2 6000 4393 phone number 0 0 users reported that they have successfully reached EC21 by calling +82 2 6000 4393 phone number Click down if you have unsuccessfully reached EC21 by calling +82 2 6000 4393 phone number 0 0 users reported that they have UNsuccessfully reached EC21 by calling +82 2 6000 4393 phone number
    +82 2 6000 6621
    +82 2 6000 6621
    Click up if you have successfully reached EC21 by calling +82 2 6000 6621 phone number 1 1 users reported that they have successfully reached EC21 by calling +82 2 6000 6621 phone number Click down if you have unsuccessfully reached EC21 by calling +82 2 6000 6621 phone number 0 0 users reported that they have UNsuccessfully reached EC21 by calling +82 2 6000 6621 phone number
  3. EC21 emails
  4. EC21 address
    5F, 11F, Trade Tower, World Trade Center, Gangnam-gu Seoul-t'ukpyolsi, Seoul, 135-729, Korea (South)
  5. EC21 social media
  6. Olivia
    Checked and verified by Olivia This contact information is personally checked and verified by the ComplaintsBoard representative. Learn more
    Jul 06, 2025

What are EC21 working hours?

Mon 9:00 am - 6:00 pm Tue 9:00 am - 6:00 pm Wed 9:00 am - 6:00 pm Thu 9:00 am - 6:00 pm Fri 9:00 am - 6:00 pm Sat Closed Sun Closed