Prepaid accounts and top-ups

Customer production

Last verified:

Area
Payments and collections
Stage
Front door
Moves
prefill, write back
Customers
AT&T Business

Controls enforced

  • Authentication
  • payment on a secure screen

Evidence produced

  • Top-up written to billing

Claims

  • TEL-02Customer productionSelf-asserted

    AT&T runs close to 100 processes on Callvu, including transfers of billing responsibility, port-outs, line separations, SIM changes, activations, payment arrangements, billing, prepaid and top-ups, collections, account takeover reports, authorized user changes, device financing agreements and business account onboarding.

    Evidence
    Michael Oiknine, Nov 2026
    Last verified
    2026-11-05