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congstar GmbH
Telecommunications Services for German Mobile and Broadband Customers
- Employees
- 250 employees
- Locations
- 1 location
c
congstar GmbH
Telecommunications Services for German Mobile and Broadband Customers
- Employees
- 250 employees
- Locations
- 1 location
About
congstar GmbH is a leading German telecommunications provider offering flexible mobile phone plans, prepaid tariffs, high-speed DSL and fiber-optic home internet, and mobile broadband solutions. Operating as a subsidiary of Deutsche Telekom, congstar delivers reliable network coverage, contract flexibility, and digital customer services nationwide.
Services
2Handyankauf
congstar provides an online mobile phone trade-in service allowing users to assess the value of their old smartphones and sell them securely and hassle-free to promote device recycling and sustainable mobile usage.
Rufnummernmitnahme
congstar offers mobile phone number porting services that enable new and existing customers to transfer their current mobile phone numbers to congstar contracts or prepaid plans easily without incurring additional charges.
Products
5CACPCZ
congstar Allnet Flat
congstar Allnet Flat provides flexible mobile phone contracts featuring high-speed 5G or LTE data volumes, flat-rate calls and SMS across Germany, EU roaming, and automatic yearly data volume increases through the GB+ loyalty feature.
congstar Prepaid
congstar Prepaid delivers flexible mobile communication plans with full cost control, zero contract commitment, customizable high-speed data passes, 5G network access, and optional annual prepaid packages for budget-conscious consumers.
congstar Zuhause
congstar Zuhause offers high-speed residential DSL and fiber-optic broadband internet connections featuring predictable fixed monthly pricing, no hidden fees, pre-configured FRITZ!Box router options, and flexible monthly contract cancellation.
Quick Info
- Followers
- …
- Employees
- 250
- Founded
- 2026
- Operating in
- Germany
- Company type
- Tech Company
- Website
Industries1
Solution Areas1
Sub Industries2
Audience
Target Industries
Not specified yet
Customer Segments
Not specified yet
Business Model
Locations1
HeadquarterHQ
Cologne, Germany
Recent activity
1Sep 2026
Tags3
#telecom
#mobile
#broadband