United States
HSDPA
LTE
50%

AT&T APN settings for Oppo A9 (2020)

      AT&T   Oppo A9 (2020)   Android

Oppo A9 (2020) is compatible with AT&T HSDPA and AT&T LTE 50%.

To configure AT&T APN settings with Oppo A9 (2020) follow below steps. Oppo A9 (2020) maximum data transter speed with AT&T is / Mbps while AT&T is capable of speeds up to 102/51 Mbps.

AT&T Internet & MMS APN settings

Open Settings Connections Mobile networks Access Point Names of your Oppo A9 (2020).

Press ADD on right top corner. If Oppo A9 (2020) has already set values for AT&T 2 for any fields below leave them. Change the other fields as below.

Name: AT&T 2
APN: phone
Proxy:
Port:
Username:
Password:
Server:
MMSC: http://mmsc.mobile.att.net/
MMS proxy: proxy.mobile.att.net
MMS port: 80
MCC: 310
MNC: 410
Authentication type: None
APN type: default,mms,supl,hipri,fota
APN protocol: IPv4
APN roaming protocol: IPv4
Bearer: Unspecified
APN PPP phone number: Not set

AT&T 2 APN settings for Android 9 screenshot

Restart Oppo A9 (2020) to apply new AT&T 2 APN settings.

If the above AT&T Internet & MMS APN settings do not work on your A9 (2020), make below changes to AT&T Internet & MMS APN settings to get Cingular 380 ATT on your Oppo A9 (2020).

APNproxy
MMSChttp://mmsc.cingular.com/
MMS proxywireless.cingular.com
MMS portblank
APN typedefault,supl,mms
APN protocolIPv4

If the above AT&T Internet & MMS APN settings too do not work on your A9 (2020), make below changes to AT&T Internet & MMS APN settings to get ATT Phone on your Oppo A9 (2020).

MMSChttp://mmsc.mobile.att.net
APN typedefault,mms,supl,fota
APN protocolIPv4

If the above AT&T Internet & MMS APN settings too do not work on your A9 (2020), make below changes to AT&T Internet & MMS APN settings to get ATT WAP on your Oppo A9 (2020).

APNwap.cingular
MMSChttp://mmsc.cingular.com/
MMS proxywireless.cingular.com
MMS portblank
APN typedefault,supl,mms
APN protocolIPv4

If the above AT&T Internet & MMS APN settings too do not work on your A9 (2020), make below changes to AT&T Internet & MMS APN settings to get For unlocked non AT&T devices on your Oppo A9 (2020).

APNNXTGENPHONE
MMSChttp://mmsc.mobile.att.net
APN typedefault,mms,supl,hipri

If the above AT&T Internet & MMS APN settings too do not work on your A9 (2020), make below changes to AT&T Internet & MMS APN settings to get Net 10 ATT 4G LTE on your Oppo A9 (2020).

APNtfdata
MMSChttp://mmsc.mobile.att.net
APN typedefault,mms,supl,hipri
Authentication typePAP

If the above AT&T Internet & MMS APN settings too do not work on your A9 (2020), make below changes to AT&T Internet & MMS APN settings to get Net 10 via AT&T on your Oppo A9 (2020).

APNRESELLER
MMSChttp://mmsc.mobile.att.net
APN typedefault,mms,supl
APN protocolIPv4

If the above AT&T Internet & MMS APN settings too do not work on your A9 (2020), make below changes to AT&T Internet & MMS APN settings to get Net 10 via AT&T Tracfone on your Oppo A9 (2020).

APNtftdata
MMSChttp://mmsc.mobile.att.net
APN typedefault,mms,supl,hipri
Authentication typePAP
APN protocolIPv4

Straight Talk for AT&T APN Settings

Open Settings Connections Mobile networks Access Point Names of your Oppo A9 (2020).

Press ADD on right top corner. If Oppo A9 (2020) has already set values for AT&T 2 for any fields below leave them. Change the other fields as below.

Name: AT&T 2
APN: tfdata
Proxy:
Port:
Username:
Password:
Server:
MMSC: http://mms-tf.net
MMS proxy: mms3.tracfone.com
MMS port: 80
MCC: 310
MNC: 410
Authentication type: None
APN type:
APN protocol: IPv4
APN roaming protocol: IPv4
Bearer: Unspecified
APN PPP phone number: Not set

AT&T 2 APN settings for Android 9 screenshot

Restart Oppo A9 (2020) to apply new AT&T 2 APN settings.

For Oppo A9 (2020), when you type AT&T APN settings, make sure you enter APN settings in correct case. For example, if you are entering AT&T Internet & MMS APN settings make sure you enter APN as phone and not as PHONE or Phone. If entering Straight Talk for AT&T APN Settings above to your Oppo A9 (2020), APN should be entered as tfdata and not as TFDATA or Tfdata.

AT&T MCC-MNC values

310-380
310-410

Oppo A9 (2020) compatibility with AT&T

Oppo A9 (2020) is compatible with below network frequencies of AT&T.

3G
HSDPA850 MHz
4G
LTEBand 5 850 MHz, Band 40 2300 MHz*
*These frequencies of AT&T may not have countrywide coverage for Oppo A9 (2020).

Explain Oppo A9 (2020) compatibility with AT&T

AT&T 3G APN with Oppo A9 (2020)

Oppo A9 (2020) supports AT&T 3G on HSDPA 850 MHz.

AT&T 4G LTE APN with Oppo A9 (2020)

Oppo A9 (2020) supports AT&T 4G on LTE Band 5 850 MHz and Band 40 2300 MHz only in some areas of United States.

Overall compatibililty of Oppo A9 (2020) with AT&T is 67%. The compatibility of Oppo A9 (2020) with AT&T, or the AT&T network support on Oppo A9 (2020) we have explained here is only a technical specification match between Oppo A9 (2020) and AT&T network. Even Oppo A9 (2020) is listed as compatible here, AT&T network can still disallow (sometimes) Oppo A9 (2020) in their network using IMEI ranges. Therefore, this only explains if AT&T allows Oppo A9 (2020) in their network, whether Oppo A9 (2020) will work properly or not, in which bands Oppo A9 (2020) will work on AT&T and the network performance between AT&T and Oppo A9 (2020). To check if Oppo A9 (2020) is really allowed in AT&T network please contact AT&T support. Do not use this website to decide to buy Oppo A9 (2020) to use on AT&T.

Max download & upload speeds on AT&T 4G for Oppo A9 (2020) per LTE band

Band 5 850 Mbps Mbps

Oppo A9 (2020) network specifications

OS Android 9.0 (Pie); ColorOS 6.1
Network bands GSM / HSPA / LTE
Speed HSPA, LTE-A
Network frequencies GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
HSDPA 850 / 900 / 2100
LTE band 1(2100), 3(1800), 5(850), 8(900), 38(2600), 40(2300), 41(2500)
See full specs at GSM.COOL... Select a different device... Select a different network...