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Turkcell

Complaints

410 complaints
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1

Turkcell Raised My Mobile Bill Without Consent

Çiğdem
Çiğdem
January 6 12:34 PM57

The monthly bill for my Turkcell postpaid children’s line ending in 530 *** 27 87 was increased from $2 to $9 without an...

1

Turkcell Pricing Feels Unfair to Long-Time Customers

Arif
Arif
January 4 6:16 PM34

When my daughter was accepted to university, I switched from Türk Telekom to Young Turkcell because we were not receivin...

1

Turkcell Customer Support Locked My SIM Card and Made It Invalid

Muharrem
Muharrem
January 3 3:01 PM52

I have been using my Turkcell postpaid line for many years without any issues on my dual-SIM phone. On my old device, I ...

Turkcell Customer Support Locked My SIM Card and Made It Invalid

Turkcell Charged an Excessive Early Termination Fee for 5 Days of Use

Mesut
Mesut
January 3 1:43 AM40

On December 23, 2025, I switched my postpaid mobile line (0552****990) at Turkcell to a contracted plan costing approxim...

1

Turkcell Line Cannot Be Reached By Other Operators Despite Fee

Mustafa
Mustafa
January 2 1:28 PM81

I have been using my Turkcell mobile line for about two months and since the first day other operators have not been abl...

1

Turkcell Superbox 300 Mbps Quota Drains Fast - Extra Packages Forced

Yasemin
Yasemin
January 2 10:35 AM51

For about four months I have been using Turkcell Superbox 300 Mbps in Ankara Etimesgut with a monthly quota of 300 GB. F...

1

Turkcell Big Festival 40 GB Package 10 GB Data Drained In 30 Minutes

Gökçe
Gökçe
January 2 1:19 AM52

Between 23:03 and 23:39, I experienced a serious issue with the “Big Festival 40 GB” package on my Turkcell line. Within...

Turkcell Offered Existing Customer Higher Price Than New Subscriber Package

Pinar
Pinar
December 29, 2025 4:53 PM27

On 29.12.2025 at 09:01 in the morning, I was called by a Turkcell number starting with 532. I could not answer at that m...

Redmi Note 14 Pro Keeps Disconnecting From Wi-Fi

İsa
İsa
December 28, 2025 6:15 PM57

I purchased my Redmi Note 14 Pro as a brand-new, officially invoiced device from a Turkcell store on September 20, 2025....

5
Resolved

Turkcell Failed to Deliver SIM Card After Number Transfer

Erman
Erman
December 28, 2025 6:04 PM40

"On 30/12/2025, the customer representative I spoke with said they would consult with the relevant manager and help with my transaction, and 1.5 hours later the SIM card that had not arrived for 9 days was delivered to me. I am very grateful to the lady representative, whose name I cannot recall at the moment."

Last Saturday, I transferred my phone number 0540 027 0613 from Vodafone to...

Turkcell Unauthorized Lines Opened In My Name Blacklist Issue

Muharrem
Muharrem
December 25, 2025 3:27 PM49

Today, when I visited the Turkcell Yenidoğan branch in Istanbul to transfer my existing mobile line to Turkcell, I was i...

1

Misleading Billing And Unclear Early Termination Fees At Turkcell

Sefa
Sefa
December 24, 2025 2:47 PM32

Around December 10, 2025, I became a Turkcell Superbox GO customer. During the sales process, everything was explained v...

Turkcell Failed to Replace Lost SIM Card Leaving Postpaid Line Unusable

Murat
Murat
December 21, 2025 2:07 AM32

I am a Turkcell postpaid customer, and I lost the SIM card belonging to my line, so I have not been able to use my line ...

Turkcell International Data Usage Complaint

Berfin
Berfin
December 20, 2025 5:50 PM30

I am a Turkcell customer using the Mega Dolu 60 GB tariff, and I am writing regarding an unfair international data charg...

1

Turkcell Dealer Refused Return of Unopened Samsung A36 5G

Melih
Melih
December 20, 2025 1:12 PM29

On 19.12.2025, I purchased a Samsung A36 5G mobile phone from the authorized Turkcell dealer Batuer Communications locat...

Turkcell Dealer Refused Return of Unopened Samsung A36 5G

Turkcell eSIM Error Left My Phone Line Completely Dead for Days

Emre
Emre
December 19, 2025 3:10 PM96

I live abroad and I am a Turkcell individual postpaid Platinum line user. On December 14, 2025, because I changed my pho...

1

Turkcell Superbox Low Speed

Semih
Semih
December 16, 2025 11:53 AM75

I have been using Turkcell Superbox with a 500 GB package and a ZTE brand modem since the beginning of my subscription, ...

1

I Face Long Installation Delays for Turkcell Superbox 500 GB 5G Service

Ahmet
Ahmet
December 15, 2025 10:09 AM25

I applied to Turkcell for the Superbox 500 GB 5G service on 12/04/2025 for my address in Hatay Antakya, but the installa...

I Face Wrongful Turkcell Line Deactivation Due To Dealer Transaction Error

Aslı
Aslı
December 12, 2025 12:29 PM34

My Turkcell line with the number 0506 180 01 10 was wrongly canceled by a Turkcell dealer located in Antalya. Although m...

5
Resolved

Grievance And Complaint For Turkcell

Betül
Betül
December 12, 2025 10:45 AM38

"The issue I experienced with my Turkcell bill last month was taken into account by the relevant customer representatives and the necessary corrections have been made. Thank you for your swift and solution-oriented approach. I hope no one else has to experience the same problem 🙏🏼"

I have been using a Turkcell mobile line in Bursa and have always paid 431 ...

I Face An Unfair $156 Early Termination Fee After Turkcell Tariff Change

Nalan
Nalan
December 12, 2025 10:16 AM59

I have been using a Turkcell mobile line for approximately two and a half years. In November 2025, an early termination ...

Turkcell YouTube Premıum Charge Refund Complaint

Afra
Afra
December 6, 2025 4:02 PM17

When I switched my Turkcell line to a postpaid plan in September, I was informed via the Turkcell app and SMS that the Y...

1

Unfair Renewal Price Offer For Long-term Turkcell Customer

Asuman
Asuman
December 2, 2025 6:29 AM30

I have been using a Turkcell postpaid line since around the year 2000, and I am currently paying ₺431 per month for my D...

Turkcell Modem Debt Sent To Enforcement Despite 24-Month Installment Promise

Fatih
Fatih
December 1, 2025 2:39 PM29

In October 2023, I purchased a portable modem from the Turkcell store. The staff member at the store clearly told me tha...