They are 4 major carriers in the United States

AT&T T-Mobile Verizon and Sprint

Services like Net10 Straight Talk Boost Virgin mobile are not true carriers

These services depend on the 4 major carriers for their operations

Thus they lease these towers for their service

They are thus deferred to as a MVNO or virtual operators

For instance Boost runs off Sprint so does Virgin mobile

This site is dedicated for people trying to find affordable cellphone service at the lowest cost

Here are a few examples

Small MVNO list with there respective parent carrier

Virgin Mobile = Sprint (the prepaid division of sprint)

Page Plus= Verizon (an independent MVNO very cheap )

Ring plus= Sprint (free cell or cheap plans MVNO)

Cricket Wireless=AT&T (an At&T company bought out in 2015)

Assurance wireless= Sprint/virgin mobile ( a free government assisted service)

Budget affordable cellphone service Mobile= Verizon (a free government assisted service)