Claro

Argentina ★★★ Verified Customer: *611

Claro Argentina is one of Argentina's major mobile operators, owned by América Móvil (Carlos Slim). Around 30% market share. Provides 4G/5G. USSD *611# for balance, SMS SALDO to *555, 444 for voucher SMS top-up, *444*<voucher># for top-up, *123# for transfer menu, 252 for roaming pack SMS activation (252 = 1GB 30 days etc). Mi Claro app for self-service.