AT&T APN Settings – Complete setup Guide


AT&T APN Settings – Complete setup Guide.   In this post, we will teach you how to correctly setup the APN settings on the AT&T data plan, in just a few minutes you will have your phone up and running with the fastest APN available.

Just to give you some idea,  AT&T is the 2nd largest mobile operators in the United States, with over 110 Million of subscribers, it is just behind Verizon.   AT&T is running on GSM Network on the GSM 850/1900 Mhz, it also offers LTE speed on 700/1700/1900 MHz.   The model of your phone will determine whether you can use the normal 3G network or an enhanced LTE connection.

AT&T APN Settings – Correct APN I should use.

Finding the correct AT&T APN Settings can be sometimes a little bit tricky, there are a few versions of it, so we will explain you in details what’s the difference on them.

If you have your contract directly with AT&T, Please use these following APN Values:

APN: phone
Proxy:  not set
Port:  not set
Username:  not set
Password:  not set
Server: not set
MMS proxy:
MMS port: 80
MCC: 310
MNC: 410

If you have signed up the service with Straight Talk, which also runs on the AT&T network, you should not use the values we have provided above, but these ones instead:

Name: straight talk
APN: tfdata
MMS proxy:
MMS port: 80
MCC: 310
MNC: 410

We have seen that some older models mobile phone don’t support the 1st set of APN’s, in that case, please try changing some of the values on it and try with this:

Name: ATT
APN: wap.cingular
Username: [email protected]
Password: cingular1
MMS proxy:

For those values not listed, you can leave it default or blank.  If you need details on how to configure the APN Settings for your AT&T phone, please refer to the next section

AT&T APN Settings – How to configure it in my phone

Depending on the model of the phone you have, the APN settings menu will differ please locate the one you are using and follow the steps.

For Android users:

It is located in SettingsWireless ConnectionsMore, then you will see Mobile networks and finally Access Point Names

If you are an iPhone User:

Go to SetupGeneralNetworkMobile Data (sometimes Cellular Data)

In both cases, instead of editing the existing APN Settings you have, please delete them and create a new set of AT&T APN Settings using the information provided above, it is also important that you restart your phone after typing in and saving the information.