MCC-MNC Wiki

Plain-English reference notes on mobile telecommunications — country codes, network codes, PLMN IDs, IMSI structure and the standards behind them. Free and community-maintained; if you spot an error, let us know.

Basics

2 articles

Fundamental concepts and introductory information about mobile telecommunications

What is a Mobile Country Code (MCC)?

Learn about Mobile Country Codes, their purpose, and how they're used in telecommunications.

Updated 15 Nov 2023·2 min read

What is a Mobile Network Code (MNC)?

Understand Mobile Network Codes and their role in identifying mobile operators.

Updated 28 Oct 2023·2 min read

Technical

4 articles

Detailed technical information about mobile network technologies and standards

Understanding IMSI: International Mobile Subscriber Identity

A comprehensive guide to IMSI numbers, their structure, and usage in mobile networks.

Updated 05 Dec 2023·3 min read

SIM Card Technology: Evolution and Function

Explore the evolution of SIM card technology from physical cards to eSIMs and their role in mobile networks.

Updated 18 Sept 2023·3 min read

Understanding PLMN: Public Land Mobile Network

Learn about PLMN identifiers and their importance in mobile telecommunications.

Updated 22 Aug 2023·3 min read

eSIM vs Physical SIM: Comparing Technologies

Compare embedded SIM technology with traditional physical SIM cards and understand the advantages of each.

Updated 30 Nov 2023·4 min read

Recently Updated

Understanding IMSI: International Mobile Subscriber Identity

eSIM vs Physical SIM: Comparing Technologies

What is a Mobile Country Code (MCC)?

Basics

What is a Mobile Country Code (MCC)?

What is a Mobile Network Code (MNC)?

Technical

Understanding IMSI: International Mobile Subscriber Identity

SIM Card Technology: Evolution and Function

Understanding PLMN: Public Land Mobile Network

eSIM vs Physical SIM: Comparing Technologies