Call Line

  • Telephone / ADSL / FTTx / MOD Services
    24-hour customer service hotline

    dial 123 or via mobile phone direct dial 0800-080123

    Business inquiries and processing, billing and rates related issues, phone re-activation post required payment, preventative construction case reporting and processing, line abnormality reporting and processing, emergency accident notification and handling, telecommunications related complaints, etc.
    (To call the service hotline from outside Taiwan by telephone, mobile or public phone, the local IDD fee will be charged.)

  • Mobile Communication Services
    24-hour customer service hotline

    dial 0800-080090 or via mobile phone direct dial 800

    Business inquiries and processing, billing and rates related issues, phone re-activation post required payment, phone line suspension due to lost phones, other issues due to interference or poor communication, mobile Internet access settings and troubleshooting.
    (To call the service hotline from outside Taiwan by telephone, mobile or public phone, the local IDD fee will be charged.)

  • HiNet Internet Data Services
    24-hour customer service hotline

    dial 0800-080412

    Business inquiries and processing, billing and rates related issues, HiNet Internet access settings and troubleshooting, password changes, etc.
    (To call the service hotline from outside Taiwan by telephone, mobile or public phone, the local IDD fee will be charged.)

  • ADSL / FTTx / MOD Troubleshooting and Reporting
    24-hour customer service hotline

    dial 0800-080128

    ADSL / FTTx / MOD troubleshooting inquiries and reporting, abnormality elimination, password changes, etc.
    (To call the service hotline from outside Taiwan by telephone, mobile or public phone, the local IDD fee will be charged.)

  • International Call Services
    24-hour customer service hotline

    dial 0800-080100

    Business inquiries and processing, billing and rates related issues, International phone card inquiries, International telephone assistance in person, foreign number search, troubleshooting and reporting, etc.
    (To call the service hotline from outside Taiwan by telephone, mobile or public phone, the local IDD fee will be charged.)

  • Intelligent Network
    Customer service hotline

    AM:08:00~PM:10:00

    dial 0800-080080

    Business inquiries and processing, billing and rates related issues, troubleshooting and reporting, etc.
    (To call the service hotline from outside Taiwan by telephone, mobile or public phone, the local IDD fee will be charged.)

  • Enterprise Customer Service Center
    Customer service hotline

    AM:08:00~PM:08:00

    dial 0800-080365

    Business inquiries and processing, billing and rates, troubleshooting and reporting related to Enterprise Broadband Internet access, Enterprise value-added services, Enterprise information security, IDC, SaaS CRM customer relationship management systems, ICT services (including ITS Car News Courier, PBX switch / E1 GW, IPCC customer service system, IMO-UTM services, IEN intelligent energy services).
    (To call the service hotline from outside Taiwan by telephone, mobile or public phone, the local IDD fee will be charged.)

  • Administration Office Operator
    Customer service hotline

    Monday~Friday 08:30~17:30

    Administration Office Operator 02-2344-6789

    General administrative matter inquiries
    The phone call will be charged to the user, for toll free services, please dial 0800-080-123