Company lists · Data refreshed September 2026

Top 11 Offshore customer service providers based in Türkiye

RevenueBase identified 35 company matches for offshore customer service providers associated with Türkiye as of September 2026 and tracks 1,715 professional contacts across them, including 74 with verified work emails. Istanbul is the largest hub.

This list covers company matches for offshore customer service providers associated with Türkiye, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 20, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 20, 2026 How this list was built
35Companies
1,715Contacts tracked
74Verified emails
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The 11 largest offshore customer service providers based in Türkiye

Ranked by team size
Top 11 of 35 company matches for offshore customer service providers based in Türkiye, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchİstanbul, TürkiyeHQ recorded Sep 20, 20261,001-5,000315 contacts →

Exact match

“EchoCCS operational and strategic consultancy services such as call center and business process outsourcing services (Call Center Outsourcing, BPO), advanced call center…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchOstim Osb, TürkiyeHQ recorded Sep 20, 2026501-1,000192 contacts →

Exact match

“Günümüz teknolojik gelişmeleri ve iletişim kanalları sayesinde son kullanıcılar çok daha hızlı bir şekilde işlemlerini sonlandırabilmektedir.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchBayrakli, TürkiyeHQ recorded Sep 20, 202651-20092 contacts →

Exact match

“We Are Together”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchIstanbul, TürkiyeHQ recorded Sep 20, 2026n/a78 contacts →

Exact match

“Firmaların arzuladıkları operasyonel mükemmellik, kesintisiz hizmet, maliyet avantajı ve esneklik gibi değerleri sunabilmek vizyonuyla yola çıkan Callpex, son teknoloji altyapısı…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchBeykoz, TürkiyeHQ recorded Sep 20, 20261,001-5,00038 contacts →

Exact match

“Since 2004, we have been helping customers transform and benchmark their contact centres to be amongst the best in the world using our experienced team and leading technologies.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchKonya, TürkiyeHQ recorded Sep 20, 202651-20016 contacts →

Exact match

“iMA Contact is een, met meer dan 17 jaar ervaring in het bieden van uitstekende klantenservice.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchİzmir, TürkiyeHQ recorded Sep 20, 202651-20010 contacts →

Exact match

“As "Customer Care Global" we are a leading company in the customer care and IT services sector.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchKayseri, TürkiyeHQ recorded Sep 20, 2026201-5007 contacts →

Exact match

“PremiCall, Türkiye merkezli bir BPO (İş Süreçleri Dış Kaynak Kullanımı) uzmanı olarak, tüm sektörlere yönelik esnek çağrı merkezi çözümleri sunar.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchİstanbul, TürkiyeHQ recorded Sep 20, 202651-2006 contacts →

Exact match

“Creafone powers the growth of disruptive startups by delivering tailored outsourcing solutions.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchİzmir, TürkiyeHQ recorded Sep 20, 202651-2002 contacts →

Exact match

“Wir sind ein Modernes Callcenter das mit großer Freude Kommunikation lebt.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchEsenyurt, TürkiyeHQ recorded Sep 20, 202611-502 contacts →

Exact match

“Our entrepreneurial activities are based on the commercial branch.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 11 of 35 offshore customer service providers based in Türkiye

See the full list, filter by size, metro and specialty, and access 74 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Offshore customer service providers based in Türkiye at a glance

As of Sep 20, 2026
4.3%Verified-email coverage
49.0Average contacts per company
51-200Median size (employees)
31.4%Largest-city concentration · Istanbul
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
1
11-50
10
51-200
11
201-500
4
501-1,000
5
1,001-5,000
4

Email recency for this list is measured worldwide rather than for Türkiye, so it is reported there. Company counts and contact totals on this page are exact for Türkiye, over 35 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with Türkiye whose business descriptions match “offshore customer service providers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 74 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 20, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “offshore customer service providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many offshore customer service providers are there based in Türkiye?

RevenueBase identified 35 company matches for offshore customer service providers associated with Türkiye as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Echoccs tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most offshore customer service providers?

Istanbul leads with 11 company records, followed by Ankara (2) and Izmir (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 74 professional contacts with verified work emails tracked across these 35 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.