I am a Turkcell customer using the Mega Dolu 60 GB tariff, and I am writing regarding an unfair international data charg...e that appeared on my December bill for the line ending with 8654. On 28–29 November 2025, I was in London, United Kingdom. During this entire period, mobile data for my Turkcell l
I'd like to talk about my experience with Turkcell and their e-SIM service that I'm using. The physical SIM card in the ...same room connects to the internet just fine, but the e-SIM isn't working at all. Charging fees is quick and easy, but when it comes to getting service, all I get are excuses like
I canceled my Turkcell postpaid line on August 4, 2024, and paid all my outstanding debts. Despite this, after the cance...llation of my line, a new bill of ₺208 was issued for the August 2024 period. When I contacted customer service, they stated that this amount was due to usage charges until the lin
I have been a Turkcell postpaid customer for about a year, and although I have a 60 GB internet package, it runs out ver...y quickly. In recent months, my data has been completely consumed within just 13 days. Yet during the day, I use my company’s internet at work and my own Wi-Fi at home. Even the bo
I am using the Turkcell GNÇ+ 50 GB plan, and although my contract is set to expire on 09.09.2025, Turkcell is stating th...at I will be charged an extra fee if I want to switch to another operator after my contract ends. I have been dealing with this issue for a week, and when I contacted customer serv
Approximately three weeks ago, I purchased a new SIM card from Turkcell as my old SIM card was defective. I paid a fee f...or the replacement. However, once I switched to the new SIM card, my mobile signature subscription was cancelled without my consent. On September 4, 2025, I attempted to reapply fo
Yesterday, I went to the Turkcell Özkanlar branch in Bayraklı, İzmir, to activate an eSIM for my Motorola Edge 50 Neo de...vice. However, even though the eSIM activation was not completed, ₺160 was charged to my credit card and my phone remained without service. During this process, I contacted both BT
Two years ago, I started with a 20 GB + 20 GB social media plan for ₺200, which was increased to ₺440 in the second year..., and now as my contract is about to expire this year, I was offered a price of ₺660. Despite repeatedly explaining that I was abroad, unable to make changes, and requesting a disc
I was using a 50 GB package with a 12-month commitment on my Turkcell postpaid line 0554*****12. My commitment was suppo...sed to end on 09.08.2025, but on 08.08.2025 at 14:40, I switched to another operator. Following this, I was billed a total of ₺1300.59, which included a ₺650.05 early termination f
In April, I was contacted by the Turkcell finance department and informed that a loan of ₺66,000 had been taken out in m...y name using my Turkish ID number. Previously, a device had also been issued in my name without my consent. My line is currently being actively used. Despite repeatedly contacting
"My issue was resolved by being reflected on the bill, albeit late. The full amount was not refunded, but most of it was, and I did not consider the remaining part significant."
On the invoice issued on August 10, 2025, for my Turkcell postpaid data lin...e, the full amount of an internet package I did not use was charged to my p
Between 01.08.2025 and 09.08.2025, I was in Naples, Italy, and Zagreb, Croatia. During this period, I used an eSIM inste...ad of my Turkcell postpaid line (05366307***), yet Turkcell claims my line received a signal for 4 days with a very low data usage of about 0.2 MB per day and charged me an additio
When I wanted to transfer my Turkcell postpaid line to another operator, I encountered a debt issue that has remained un...resolved for about a year. Last year, I was told there was a ₺27 debt, but when I went to the dealer, the debt did not appear. Despite going back and forth multiple times between c
In April, I purchased a one-month package from Turkcell for my daughter’s prepaid line while she was visiting Turkey fo...r a 15-day vacation from abroad. When purchasing the package, I repeatedly asked the customer representative to ensure it would not auto-renew, and I was assured it would not. I di
Turkcell said there was no commitment, but after switching my line, they charged me ₺1400! Vodafone offers the same serv...ice at half the price! I switched my Turkcell line to Vodafone. The package I used at Turkcell cost over ₺1000 per month, and I got the same package at Vodafone for ₺512. I was tol
Turkcell has introduced a new practice called “interim payment” and backed it with a legal provision. Dear Turkcell repr...esentatives, it feels as though instead of trying to retain loyal customers—like those who switched to you from other operators in the past and have brought you significant revenue
I have been using Turkcell Superbox for a couple of years. However last last when I was sleeping, two messages were sent... consecutively for about 45 minutes and they said I have consumed my 50 gb internet. How can it be possible? I was sleeping. Moreover this is not the first time. That happened befo
My Turkcell e-SIM problem has not been resolved despite purchasing it twice. So, is there no authorized person who can s...incerely examine it and find out what the problem is? I have called you many times, everyone talks differently, I call Information and Communication Technologies Authority and they
As a long-time Turkcell subscriber, I recently visited a Turkcell store to switch from a physical SIM card to an e-SIM. ...To my surprise, I was charged ₺500 for this extremely simple process. Out of curiosity, I checked the fees for the same service at Vodafone and Türk Telekom—both charge only about
I was charged ₺5600 for my Turkcell postpaid line for the month of June, and upon inquiry, I was told this unusually hig...h bill was due to the activation of the TYG Avantaj package. However, I had already requested the cancellation of this package during a previous activation, and the cancellation wa
I have never seen such a terrible mobile operator like Turkcell in my life.... When I found out that my contract would end on July 10, 2025, I called cus
I purchased a phone in installments from Turkcell Pasaj. However, I lost my job and couldn’t make the payments. Even tho...ugh three months have passed, Turkcell has not transferred my debt to a collection agency. During this time, my debt increased from ₺21,000 to ₺31,000. What’s more frustrating is t
Mr. M***** from the Turkcell Communication Center called our company and informed us that our contract was about to expi...re. He then directed the sales representative, M**** E****, to assist us with a new commitment and provided details. We agreed that our invoices, which were around ₺3,000, would in
There is no way I exceeded my internet usage during the specified dates. Unlike in the past, I did not receive any warni...ng messages about my remaining data balance. During those days, I was either at home or at work, both of which have stable Wi-Fi connections, so I had no reason to use mobile data.