Tarife mit Vertrag

Tarife, Optionsbuchung, Einstellungen, Entstörung, mobiles Telefonieren & Surfen, Rechnungen

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

      • Christian
      • August 3, 2021 at 12:38 PM
    3. Replies
      5
      Views
      191k
      5

    4. Christian

      August 3, 2021 at 12:38 PM

    2. Rufnummernportierung (Opt-In) 4.4k

      • congstar
      • February 3, 2022 at 10:29 AM
      • congstar
      • June 10, 2026 at 9:43 AM
    3. Replies
      4.4k
      Views
      1.1M
      4.4k

    4. Steffi

      June 10, 2026 at 9:43 AM

    2. congstar MultiSIM - Eure Fragen, unsere Antworten 202

      • Christian
      • June 9, 2026 at 7:25 PM
    3. Replies
      202
      Views
      160k
      202

    4. Flosse08

      June 9, 2026 at 7:25 PM

    2. congstar MultiSIM - Alles was ihr wissen müsst

      • Christian
      • February 21, 2023 at 10:35 AM
    3. Replies
      0
      Views
      53k

    2. Postpaid Optionen (Buchung, Kündigung und Verwaltung) 1

      • congstar
      • February 16, 2014 at 4:02 PM
      • congstar
      • May 15, 2015 at 3:21 PM
    3. Replies
      1
      Views
      147k
      1

    4. congstar

      May 15, 2015 at 3:21 PM

    2. Alles rund um Rechnungstarife, Antworten auf (fast) alle eure Fragen, bitte zuerst lesen! 1

      • congstar
      • February 15, 2014 at 4:28 PM
      • congstar
      • February 15, 2014 at 4:29 PM
    3. Replies
      1
      Views
      81k
      1

    4. congstar

      February 15, 2014 at 4:29 PM

    2. Betreff: Anschlussgebühr höher mit Freundschaftscode? 14

      • Erdi
      • May 27, 2026 at 9:53 PM
      • Erdi
      • June 10, 2026 at 2:47 PM
    3. Replies
      14
      Views
      901
      14

    4. Christian

      June 10, 2026 at 2:47 PM

    2. SMS / iMessage nicht empfang- und abschickbar 28

      • salkestis
      • June 10, 2026 at 1:41 PM
    3. Replies
      28
      Views
      7k
      28

    4. Christian

      June 10, 2026 at 1:41 PM

    2. Kein mobiles Internet in den USA 7

      • Wolfi61
      • June 10, 2026 at 1:13 PM
    3. Replies
      7
      Views
      931
      7

    4. Christian

      June 10, 2026 at 1:13 PM

    2. Tarifwechsel in aktuellen Allnet-Tarif mit Corporate Benefits Code 9

      • URR
      • June 9, 2026 at 12:10 PM
      • URR
      • June 9, 2026 at 4:57 PM
    3. Replies
      9
      Views
      361
      9

    4. Christian

      June 9, 2026 at 4:57 PM

    2. Keine SIM-Karte vorhanden - Dienst nicht verfügbar 4

      • Lukas K.
      • June 2, 2026 at 3:42 PM
    3. Replies
      4
      Views
      492
      4

    4. Stephanie

      June 2, 2026 at 3:42 PM

    2. Bestellprüfung 4

      • tomthoen
      • June 2, 2026 at 10:53 AM
    3. Replies
      4
      Views
      415
      4

    4. tomthoen

      June 2, 2026 at 10:53 AM

    2. Datensperre nach Zahlung per Handyrechnung aufheben 1

      • ChristopherKP
      • May 30, 2026 at 3:57 PM
    3. Replies
      1
      Views
      299
      1

    4. Kenan

      May 30, 2026 at 3:57 PM

    2. Extrem schlechter Empfang seit einigen Tagen 2

      • karpar
      • May 30, 2026 at 11:31 AM
      • karpar
      • May 30, 2026 at 12:27 PM
    3. Replies
      2
      Views
      304
      2

    4. Torc

      May 30, 2026 at 12:27 PM

    2. Neuer Mobilfunkvertrag mit Handy am Dienstag bestellt 2

      • karletopia
      • May 30, 2026 at 8:20 AM
    3. Replies
      2
      Views
      311
      2

    4. Steffi

      May 30, 2026 at 8:20 AM

    2. Zeit bis mailbox übernimmt auf 30sec stellen 34

      • anduc-09
      • October 31, 2025 at 9:20 AM
      • anduc-09
      • May 29, 2026 at 4:17 PM
    3. Replies
      34
      Views
      5.7k
      34

    4. RayYa

      May 29, 2026 at 4:17 PM

    2. Tarifwechsel Congstar wie ich will flex -> Congstar basic flex 7

      • Annett71
      • May 29, 2026 at 9:01 AM
    3. Replies
      7
      Views
      706
      7

    4. MCP62

      May 29, 2026 at 9:01 AM

    2. Von eSim auf Sim umstellen 1

      • Hannover2025
      • May 27, 2026 at 1:43 PM
    3. Replies
      1
      Views
      273
      1

    4. Patrick

      May 27, 2026 at 1:43 PM

    2. 5G-Nutzung im BFD-2023 Tarif möglich? 10

      • Viet Woojagig
      • May 23, 2026 at 12:53 AM
    3. Replies
      10
      Views
      2k
      10

    4. ukhl67

      May 23, 2026 at 12:53 AM

    2. Meine Postpaid-Tarife / Rufnummernproblem, weil CONG keine nachträgliche Portierung durchführt 12

      • Ewok
      • May 11, 2026 at 9:31 AM
      • Ewok
      • May 22, 2026 at 11:52 AM
    3. Replies
      12
      Views
      2.1k
      12

    4. Stephanie

      May 22, 2026 at 11:52 AM

    2. Mobiles Internet Störung PLZ 48291 4

      • Josef58
      • May 21, 2026 at 5:07 PM
      • Josef58
      • May 21, 2026 at 8:23 PM
    3. Replies
      4
      Views
      543
      4

    4. Flosse08

      May 21, 2026 at 8:23 PM

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