Value-added Service

Virtual Number (050)

Virtual number is the number used instead of the actual phone number so the actual number of the customer is not exposed

Recommended Customers

  • 01
    By using a virtual number (050), buyers can make a call without exposing their personal information when delivering goods (courier, credit card, etc.) or when making an online transaction (shopping mall, good transaction, etc.)
  • 02
    Courier/online transaction/delivery order/accommodation reservation/real estate trade/recruitment, employment/chauffeur service/rental AS/election/insurance/advertising brochure/life magazine/book delivery (images for each business)

Service Characteristics

  • Prevents customer information (DB) leakage
  • Increases corporate image
  • Leading company for virtual number service

    Korea’s first virtual number service (since Mar 2009)

  • Various fields and industry reference

    200 customers including courier, shopping mall, chauffeur service

  • Prevents customer’s privacy exposure

Main Function

  • Dedicated system
    Provides a virtual number service dedicated system and connect customer company’s server to API of Sejong Telecom
  • Customized additional functions
    Pop-up notification, safe recording, notification announcement/background music
  • 24 hour operation center
    24 hour operation center with dedicated technicians and continuous monitoring service.
  • Administrative system
    Provides an administrative system and 1:1 service customization (for premium service applicant customers)

How to Use and Price

Call from landline/mobile phone by pressing 050 11~12 number to 050 users

Service subscribers: Basic rate

(Including VAT)

Basic rate
Division Basic Charge Remark
Virtual number service KRW 1,100 per number/month Exemption of basic rate for over 3 calls receipt per month

Service Users : (050) call charge

(Including VAT)

Division Call Charge Remark
Virtual number service (050) Call Charge

* Wire call→Sejong(050) : Charged on Sejong Telecom

* Wireless call→Sejong(050) : Charged on mobile communication company

Service Users : (050) call charge

(Including VAT)

Div. Call Receipt Details Remark
050 Call Charge Wire Corded Local KRW 44/1 min. Charged on Sejong Telecom
Long-distance 1 band KRW 44/1 min.
2 bands KRW 44/1 min.
Wireless Applied call charge of destination call for long distance
Wireless Wire Korea Applied rate of call mobile phone Charged on mobile communication company
Wireless Mobile Phone Applied rate of call mobile phone
Internet phone Wire KRW 71.5 /3 min. Charged on Sejong Telecom
Internet phone KRW 71.5 /3 min.
Wireless Applied call charge of destination call for long distance
SMS Wireless Wireless Business operator rate of mobile phone Charged on mobile communication company

Inquiry for Use