Turk Telekom has prolonged until 6 May a promotion whereby customers who become members of its ‘Online hizmet merkezi (Online service center)’ e-billing service get a bonus of 100 minutes for making national calls during three months. Turk Telekom’s ‘Online hizmet merkezi’ service enables customers to perform all transactions related to their subscription via the internet. By February, more than 1 million transactions have been conducted through the operator’s e-billing service.
Turk Telekom extends e-billing promotion
March 10, 2011
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