Tarif- & Produktberatung

Fragen zur Neubestellung, Tarifberatung, Optionsberatung, Bestellstatus, Rufnummernmitnahme

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

      • Christian
      • August 3, 2021 at 12:38 PM
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      5

    4. Christian

      August 3, 2021 at 12:38 PM

    2. Nutzerfragen zum (EU-)Roaming 296

      • congstar
      • February 9, 2026 at 2:02 PM
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      296

    4. Christian

      February 9, 2026 at 2:02 PM

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

      • Christian
      • January 7, 2024 at 11:56 AM
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    4. Tatiana

      January 7, 2024 at 11:56 AM

    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
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      2

    4. congstar

      February 1, 2020 at 3:23 PM

    2. Die congstar Ident-Verfahren

      • congstar
      • November 14, 2019 at 6:37 PM
      • congstar
      • November 14, 2019 at 6:37 PM
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    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
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      162k
      1

    4. congstar

      February 5, 2018 at 4:17 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
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    2. RCS Verschlüsselung 80

      • zedtea
      • February 24, 2026 at 8:47 AM
      • zedtea
      • July 22, 2026 at 10:09 AM
    3. Replies
      80
      Views
      17k
      80

    4. RayYa

      July 22, 2026 at 10:09 AM

    2. Blockierung anonymer Anrufe durch congstar (ACR) 173

      • Krebs1
      • April 11, 2022 at 6:08 PM
      • Krebs1
      • July 21, 2026 at 3:46 PM
    3. Replies
      173
      Views
      90k
      173

    4. Christian

      July 21, 2026 at 3:46 PM

    2. Mitarbeiterangebote Gutschein bei Tarifwechsel 2.1k

      • zephyr87
      • March 8, 2023 at 8:58 PM
      • zephyr87
      • July 21, 2026 at 12:29 PM
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    4. Christian

      July 21, 2026 at 12:29 PM

    2. Keine Internetverbindung im EU-Ausland 5

      • Janniso
      • July 18, 2026 at 3:35 PM
      • Janniso
      • July 18, 2026 at 4:52 PM
    3. Replies
      5
      Views
      356
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    4. Flosse08

      July 18, 2026 at 4:52 PM

    2. Neue esim beantragen 1

      • Janniso
      • July 18, 2026 at 4:41 PM
      • Janniso
      • July 18, 2026 at 4:49 PM
    3. Replies
      1
      Views
      186
      1

    4. Flosse08

      July 18, 2026 at 4:49 PM

    2. Umwandlung in Partnerkarte 71

      • Smurfy
      • December 3, 2024 at 11:34 PM
      • Smurfy
      • July 17, 2026 at 6:13 PM
    3. Replies
      71
      Views
      29k
      71

    4. Linda

      July 17, 2026 at 6:13 PM

    2. Aufladungen mit Alphacomm 1

      • adamger
      • July 16, 2026 at 12:20 AM
      • adamger
      • July 16, 2026 at 12:35 AM
    3. Replies
      1
      Views
      187
      1

    4. harob

      July 16, 2026 at 12:35 AM

    2. Schlechte Ton Qualität 11

      • Thomaslanz
      • July 14, 2026 at 10:50 PM
    3. Replies
      11
      Views
      2.1k
      11

    4. Thomaslanz

      July 14, 2026 at 10:50 PM

    2. Übertragung prepaid-Rufnummer auf volljährige Tochter bei bestehendem Prepaid- und Laufzeitvertrag unter gleicher Kundennummer 5

      • Onkelchen
      • July 11, 2026 at 3:28 PM
    3. Replies
      5
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      495
      5

    4. Onkelchen

      July 11, 2026 at 3:28 PM

    2. Upgrade auf 400 GB 8

      • dirweg
      • July 10, 2026 at 11:43 PM
      • dirweg
      • July 11, 2026 at 3:00 PM
    3. Replies
      8
      Views
      756
      8

    4. Men

      July 11, 2026 at 3:00 PM

    2. MultiSIM in 4G Tischtelefon? 3

      • fbettker
      • July 11, 2026 at 2:49 PM
    3. Replies
      3
      Views
      936
      3

    4. Steffi

      July 11, 2026 at 2:49 PM

    2. SIM Karte richtig Aktiviert? 5

      • Guenther
      • July 10, 2026 at 10:30 AM
    3. Replies
      5
      Views
      483
      5

    4. Patrick

      July 10, 2026 at 10:30 AM

    2. Wechsel von Vertrag zu Prepaid 15

      • dftzeewi88opv1y
      • June 14, 2026 at 4:26 PM
      • dftzeewi88opv1y
      • July 10, 2026 at 9:01 AM
    3. Replies
      15
      Views
      1.8k
      15

    4. i.g.naz

      July 10, 2026 at 9:01 AM

    2. Vorgemerkte Kündigung zurücknehmen 3

      • StrassJ
      • July 9, 2026 at 10:33 AM
      • StrassJ
      • July 9, 2026 at 11:22 AM
    3. Replies
      3
      Views
      374
      3

    4. Schaengel56

      July 9, 2026 at 11:22 AM

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