Class 5 end-office switches provide local telephone service and dialtone to residential, business, and government subscribers, as well as telephone company payphones. Residential service includes message rate and flat rate local calling plans with extra charges for long-distance calls and supplementary services such as call waiting, 3-way calling, and call forwarding.
Class 5 end-office switches deliver phone service to private residences, commercial establishments, and government agencies, along with public payphones operated by the telephone company. Residential customers can choose from local calling plans with different rates and additional features such as call waiting, 3-way calling, and call forwarding.