Pay SearscardBy monitoring my spending closely through the statement each month and taking appropriate action accordingly, I am able to maintain a healthy balance between saving money and meeting my needs. To pay your Sears credit card by phone, dial (1) 800-669-8488 and enter your card details when prompted. The phone number for Sears payment is 1-800-917-7700 for the Sears Card and 1-800-669-8488 for the Sears Mastercard. Sears Credit Card: Home Rewards Program Information Rebates Actualiza tu preferencia de idioma La actualización de tus preferencias de idioma modificará el idioma predeterminado para el sitio.