AT&T Z431


The AT&T Z431 is a 3G candybar style phone with a QWERTY keyboard with a Java runtime. The AT&T Z431 Pre-Paid Cell Phone with Bluetooth allows you to connect on the go. Bluetooth technology allows you to take hands-free calls and connect on the go.

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Key Features


  • QWERTY Keyboard
  • Stereo Bluetooth: v2.1
  • 2MP Camera with 5x zoom


Customer Reviews

nice phone Review by angelique
good (Posted on 11/21/2014)

Good Review by Elmer
This phone is awesome
(Posted on 11/3/2014)

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Design Type Feature Phone
Form Factor Candy Bar
Height 4.5”
Width 2.39”
Depth 0.41”
Weight 3.52 oz
Color Black
Display Physical Size 2.4 inches
Resolution: Height 240
Resolution: Width 320
Technology QVGA 262K TFT
Camera Main Resolution 2.0 MP
Features 5x zoom
Battery Capacity 1000 mAh
Talk Time* Up to 4 hours
Standby Time* Up to 9 days

*Actual times vary because some features & applications may use more power

Memory Expandable MicroSD, up to 32GB
Networks Frequencies UMTS 850/1900/2100 MHz – GSM 850/900/1800/1900 MHz
Connectivity Bluetooth 2.1+EDR
Wi-Fi No
Headset Jack 3.5mm

Support Overview

Check out the latest support materials here for your device.

Download user manuals, read FAQs, and upgrade your device's software.


AT&T Z431 Quick Start Guide (English - PDF - 3.05MB)

Download Quick Start Guide

AT&T Z431 User Manual (English - PDF - 2.73MB)

Download User Manual

Software Updates

No updates are available at this time.

Contact Support

If you have questions about how to use ZTE mobile devices or your device needs repair services, please contact our services hotline or email for more information.
Service Hotline: 877-817-1759
Hotline Hours: Monday-Sunday 8am - 9pm (CST)
Live Chat
Email ZTE