LocationUnited States of AmericaUS
United States of America landscape

PLMN ID · 311170

311
mcc
United States of America
170
mnc
Tampnet

MCC

Mobile Country Code

MNC

Mobile Network Code

PLMN

MCC + MNC

TADIG

GSMA roaming code

Technology

2G · 4G on this network

2G
0cell towers

1 band

3G
0cell towers

Not on record

4G
0cell towers

1 band

5G
0cell towers

Not on record

Record

Updated 2025-04-09

Brand
—
Operator
Tampnet
Dialling code
—
Mobile Country Code
All 129 networks on MCC 311
Mobile Network Code
PLMN ID
What is a PLMN ID?
TADIG code
TADIG directory
Technologies
2G · 4G2 bands on file
VoLTE (4G calling)
UnknownTell us
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 Tampnet's network rather than owning one.

No virtual operators on record for Tampnet. 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 Tampnet

Tampnet, operating in the United States of America, specifically serves the North America & Caribbean region with specialized connectivity solutions. Identified by Mobile Country Code (MCC) 311 and Mobile Network Code (MNC) 170, Tampnet distinguishes itself from more ubiquitous mobile networks like Verizon, AT&T, and T-Mobile by focusing on offshore and maritime communications. While those major players dominate the terrestrial mobile landscape with broad coverage and a variety of consumer-focused services, Tampnet carves a niche by providing reliable, high-capacity network access to oil rigs, ships, and other offshore installations. Unlike traditional cellular networks reliant on land-based cell towers, Tampnet leverages a network of strategically positioned base stations, often situated on offshore platforms and vessels, utilizing satellite backhaul to provide robust connectivity. This specialized infrastructure allows them to provide services to areas where traditional mobile signals are weak or non-existent. Though not directly competing for standard consumer mobile subscriptions in the U.S. market like the aforementioned mega-networks, Tampnet fills a vital role in supporting the connectivity needs of critical industries operating in the Gulf of Mexico and other coastal regions, facilitating communication, data transfer, and remote monitoring for businesses and personnel working far from land.

APN settings

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NameAPN
ATT Broadband

default, supl

ATT WAP

default, mms

proxy wireless.cingular.com:80 · MMSC http://mmsc.cingular.com · MMS proxy wireless.cingular.com:80

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