LocationUnited States of AmericaUS
United States of America landscape

PLMN ID · 310030

310
mcc
United States of America
030
mnc
AT&T

MCC

Mobile Country Code

MNC

Mobile Network Code

PLMN

MCC + MNC

TADIG

Not on file

GSMA roaming code

Technology

2G on this network

2G
0cell towers

1 band

3G
0cell towers

Not on record

4G
0cell towers

Not on record

5G
0cell towers

Not on record

Record

Updated 2025-04-09

Brand
AT&T
Operator
AT&T Mobility
Dialling code
—
Mobile Country Code
All 116 networks on MCC 310
Mobile Network Code
PLMN ID
What is a PLMN ID?
TADIG code
—
Technologies
2G1 band on file
VoLTE (4G calling)
LikelyNetwork publishes an IMS APNReport
Wi-Fi calling
UnknownTell us
Video calling
UnknownTell us
VoNR (5G calling)
UnknownTell us
Status
Live

> This record is community-maintained. Spotted something wrong? Suggest an edit.

MVNOs sell their own SIMs and plans but run on AT&T's network rather than owning one.

No virtual operators on record for AT&T. Know one that runs here? Add it.

Cell towers

No cells measured on this network yet.

Crowd-sourced cell measurements from OpenCelliD, licensed CC BY-SA 4.0. Counts are cells people have measured, not an operator's own figures.

About AT&T

AT&T Mobility, operating in the United States (North America & Caribbean), is a major mobile network provider identified by Mobile Country Code (MCC) 310 and Mobile Network Code (MNC) 30. As one of the largest telecommunications companies in the world and a successor to Southwestern Bell, AT&T has a long history in American communications, evolving from traditional landlines to offering cutting-edge 5G cellular services. Serving millions of subscribers across the country, AT&T competes directly with Verizon and T-Mobile, providing a wide range of services including voice, data, and mobile internet access. AT&T's infrastructure investment in both urban and rural areas is crucial for connectivity across the diverse landscape of the USA. AT&T’s network footprint is significant across the United States, providing services from densely populated urban areas to more sparsely populated rural communities. Its combination of spectrum holdings and infrastructure investments are crucial to its operations. It’s continually rolling out enhanced technologies and services to improve user experience, often focusing on download and upload speeds. The 310-30 MNC specifically identifies AT&T’s network within the intricate web of mobile networks operating within the USA. Understanding these codes is paramount for network engineers, software developers, and even mobile users interested in the technical aspects of their connectivity.

APN settings

Add an APN
NameAPNUsernamePassword
ATT Nxtgenphone

default, fota, mms, supl

user—pass—
IPv4/IPv6 · MMSC http://mmsc.mobile.att.net · MMS proxy proxy.mobile.att.net:80
Internet

default, supl

userpass
Truphone

default, dun

user—pass—
myBlue Pix

mms

user—pass—
MMSC http://mms.myblue.com/servlets/mms · MMS proxy 63.99.231.135:8080
ATT IMS

ims

user—pass—
IPv4/IPv6
ATT Hotspot

dun

user—pass—
IPv4/IPv6

Change history

All changes

No approved changes to this record yet. Suggest one.