Tarif- & Produktberatung

Fragen zur Neubestellung, Tarifberatung, Optionsberatung, Bestellstatus, Rufnummernmitnahme

    1. Infos, FAQs und HowTos - Alle Themen im Überblick 5

      • Christian
      • August 3, 2021 at 12:38 PM
    2. Replies
      5
      Views
      164k
      5
    3. Christian

      August 3, 2021 at 12:38 PM
    1. Nutzerfragen zum (EU-)Roaming 240

      • congstar
      • July 16, 2025 at 9:57 AM
    2. Replies
      240
      Views
      111k
      240
    3. Marcus_Esn

      July 16, 2025 at 9:57 AM
    1. Tarife und Endgeräte bei congstar - Für jeden das passende dabei! 4

      • Christian
      • January 7, 2024 at 11:56 AM
    2. Replies
      4
      Views
      21k
      4
    3. Tatiana

      January 7, 2024 at 11:56 AM
    1. Neue SIM-Karte bestellen / Kartentausch bestellen / Karte sperren 2

      • congstar
      • February 15, 2014 at 4:08 PM
      • congstar
      • February 1, 2020 at 3:23 PM
    2. Replies
      2
      Views
      144k
      2
    3. congstar

      February 1, 2020 at 3:23 PM
    1. Die congstar Ident-Verfahren

      • congstar
      • November 14, 2019 at 6:37 PM
      • congstar
      • November 14, 2019 at 6:37 PM
    2. Replies
      0
      Views
      66k
    1. Alles rund um Tarife, Tarifwechsel, Bestellung, Lieferzeit, Rufnummernmitnahme, PIN und PUK 1

      • congstar
      • February 15, 2014 at 3:31 PM
      • congstar
      • February 5, 2018 at 4:17 PM
    2. Replies
      1
      Views
      129k
      1
    3. congstar

      February 5, 2018 at 4:17 PM
    1. Mobil surfen mit congstar - manuelle Einstellungen zum mobilen Internet / APN

      • congstar
      • February 16, 2014 at 2:40 PM
      • congstar
      • February 16, 2014 at 2:40 PM
    2. Replies
      0
      Views
      583k
    1. Mitarbeiterangebote Gutschein bei Tarifwechsel 1.5k

      • zephyr87
      • July 18, 2025 at 4:46 PM
    2. Replies
      1.5k
      Views
      288k
      1.5k
    3. Larsi1981

      July 18, 2025 at 4:46 PM
    1. Fehler PDF Download im Kündigungsformular 3

      • Karl.
      • July 17, 2025 at 10:32 AM
      • Karl.
      • July 17, 2025 at 4:42 PM
    2. Replies
      3
      Views
      220
      3
    3. Christian

      July 17, 2025 at 4:42 PM
    1. Umstellung auf neuen Tarif 5

      • crispupright
      • July 17, 2025 at 2:45 PM
    2. Replies
      5
      Views
      238
      5
    3. MCP62

      July 17, 2025 at 2:45 PM
    1. Wann wird das Geld vom Bankkonto abgebucht? 27

      • Chewbacchus
      • July 17, 2025 at 9:26 AM
    2. Replies
      27
      Views
      8k
      27
    3. Zythero9

      July 17, 2025 at 9:26 AM
    1. Kaum Empfang in Ägypten gehabt. Was hat Roaming gekostet? 8

      • Menkey
      • July 15, 2025 at 2:56 PM
      • Menkey
      • July 16, 2025 at 12:07 AM
    2. Replies
      8
      Views
      413
      8
    3. zedtea

      July 16, 2025 at 12:07 AM
    1. Auftrag kann nicht ausgeführt werden 5

      • Camaxy13
      • July 14, 2025 at 4:06 PM
    2. Replies
      5
      Views
      570
      5
    3. Jonathan

      July 14, 2025 at 4:06 PM
    1. Blockierung anonymer Anrufe durch congstar (ACR) 144

      • Krebs1
      • April 11, 2022 at 6:08 PM
      • Krebs1
      • July 3, 2025 at 5:34 PM
    2. Replies
      144
      Views
      58k
      144
    3. elfmorgen

      July 3, 2025 at 5:34 PM
    1. SIM Karte wird nicht zugestellt 8

      • Josef
      • June 27, 2025 at 12:45 PM
      • Josef
      • July 2, 2025 at 10:31 PM
    2. Replies
      8
      Views
      958
      8
    3. Josef

      July 2, 2025 at 10:31 PM
    1. Bestandskunde Werbetarif 6

      • Michael Becker
      • July 1, 2025 at 8:09 PM
    2. Replies
      6
      Views
      1.1k
      6
    3. Snoopy72

      July 1, 2025 at 8:09 PM
    1. Tarifwechsel mit bestehenden Rabatten oder CB möglich? 15

      • raffaello
      • July 1, 2025 at 3:50 PM
    2. Replies
      15
      Views
      2.1k
      15
    3. raffaello

      July 1, 2025 at 3:50 PM
    1. Suche attraktive Rückkehrer-Angebote nach Kündigung 6

      • 800
      • June 27, 2025 at 3:48 PM
      • 800
      • June 30, 2025 at 12:10 PM
    2. Replies
      6
      Views
      952
      6
    3. keinExtremist

      June 30, 2025 at 12:10 PM
    1. E-Sim konnte nicht aktiviert werden 6

      • Marvinben
      • June 25, 2025 at 10:29 PM
    2. Replies
      6
      Views
      872
      6
    3. harob

      June 25, 2025 at 10:29 PM
    1. Video-Telefonie 6

      • adamger
      • June 25, 2025 at 6:16 PM
      • adamger
      • June 25, 2025 at 8:47 PM
    2. Replies
      6
      Views
      739
      6
    3. RayYa

      June 25, 2025 at 8:47 PM
    1. Vorteil Telekom-Festnetzkunde ähnlich MagentaEins 36

      • Wanderer199
      • June 22, 2025 at 1:07 PM
    2. Replies
      36
      Views
      11k
      36
    3. Ben

      June 22, 2025 at 1:07 PM

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