Tarif- & Produktberatung

Fragen zur Neubestellung, Tarifberatung, Optionsberatung, Bestellstatus, Rufnummernmitnahme

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

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

    4. Christian

      August 3, 2021 at 12:38 PM

    2. 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
    3. Replies
      1
      Views
      129k
      1

    4. congstar

      February 5, 2018 at 4:17 PM

    2. 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
    3. Replies
      2
      Views
      144k
      2

    4. congstar

      February 1, 2020 at 3:23 PM

    2. 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
    3. Replies
      0
      Views
      583k

    2. Die congstar Ident-Verfahren

      • congstar
      • November 14, 2019 at 6:37 PM
      • congstar
      • November 14, 2019 at 6:37 PM
    3. Replies
      0
      Views
      66k

    2. Nutzerfragen zum (EU-)Roaming 240

      • congstar
      • July 16, 2025 at 9:57 AM
    3. Replies
      240
      Views
      110k
      240

    4. Marcus_Esn

      July 16, 2025 at 9:57 AM

    2. Tarife und Endgeräte bei congstar - Für jeden das passende dabei! 4

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

    4. Tatiana

      January 7, 2024 at 11:56 AM

    2. Rufnummerportierung bei unterschiedlichen Vertragspersonen 29

      • juli963
      • December 9, 2013 at 7:58 PM
      • juli963
      • April 21, 2016 at 4:24 PM
    3. Replies
      29
      Views
      34k
      29

    4. schnipp

      April 21, 2016 at 4:24 PM

    2. Berechnung von Drittanbietern obwohl Sperre für Drittanbieter gesetzt wurde???? 32

      • Matze2
      • December 14, 2013 at 2:55 PM
      • Matze2
      • December 31, 2021 at 3:30 PM
    3. Replies
      32
      Views
      53k
      32

    4. Alex_DE

      December 31, 2021 at 3:30 PM

    2. Funkversorgung im Inland

      • congstar
      • February 16, 2014 at 1:47 PM
      • congstar
      • February 16, 2014 at 1:47 PM
    3. Replies
      0
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      21k

    2. Anleitung: Rufnummernportierung / Rufnummernmitnahme (auch vorzeitig) 8

      • congstar
      • June 6, 2018 at 1:51 PM
    3. Replies
      8
      Views
      424k
      8

    4. congstar

      June 6, 2018 at 1:51 PM

    2. Neue PIN und PUK nach Kartentausch anzeigen 1

      • congstar
      • February 16, 2014 at 2:02 PM
      • congstar
      • December 14, 2015 at 10:11 AM
    3. Replies
      1
      Views
      161k
      1

    4. congstar

      December 14, 2015 at 10:11 AM

    2. Roaming: Surfen, Telefonieren und SMS im Ausland - Travel & Surf 1

      • congstar
      • February 22, 2016 at 2:33 PM
      • congstar
      • February 6, 2018 at 3:47 PM
    3. Replies
      1
      Views
      171k
      1

    4. congstar

      February 6, 2018 at 3:47 PM

    2. Sim-Karte defekt. Wie bekomme ich eine Neue? 2

      • muldermike
      • November 19, 2014 at 5:34 PM
      • muldermike
      • November 20, 2014 at 10:22 AM
    3. Replies
      2
      Views
      13k
      2

    4. Janus C.

      November 20, 2014 at 10:22 AM

    2. MicroSIM gegen NanoSIM tauschen 11

      • freakybaby
      • November 24, 2014 at 11:34 PM
      • freakybaby
      • November 25, 2014 at 6:26 PM
    3. Replies
      11
      Views
      39k
      11

    4. freakybaby

      November 25, 2014 at 6:26 PM

    2. Nach Tarifwechsel kein mobiles Internet mehr?? 2

      • tinkibell
      • November 25, 2014 at 9:29 AM
      • tinkibell
      • November 25, 2014 at 11:59 AM
    3. Replies
      2
      Views
      13k
      2

    4. tinkibell

      November 25, 2014 at 11:59 AM

    2. Wechsel Postpaid zu Prepaid 5

      • gundi5791
      • June 19, 2015 at 4:26 PM
      • gundi5791
      • March 3, 2016 at 8:29 AM
    3. Replies
      5
      Views
      5.7k
      5

    4. Adrian P.

      March 3, 2016 at 8:29 AM

    2. Bestellen - so geht's!

      • congstar
      • July 23, 2015 at 6:32 PM
    3. Replies
      0
      Views
      11k

    2. Einen Prepaid-Tarif dazubuchen 9

      • MüderJoe
      • November 8, 2015 at 9:46 AM
      • MüderJoe
      • April 2, 2016 at 5:39 PM
    3. Replies
      9
      Views
      6.3k
      9

    4. Jonathan W.

      April 2, 2016 at 5:39 PM

    2. Begründung der Vertragsablehnung? 26

      • Tommy1970
      • December 30, 2015 at 3:32 PM
      • Tommy1970
      • February 15, 2016 at 6:55 AM
    3. Replies
      26
      Views
      14k
      26

    4. Tommy1970

      February 15, 2016 at 6:55 AM

    2. Startguthaben fehlt 3

      • wejou
      • January 2, 2016 at 2:17 PM
      • wejou
      • January 3, 2016 at 1:11 PM
    3. Replies
      3
      Views
      12k
      3

    4. Adrian P.

      January 3, 2016 at 1:11 PM

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