local call rate; intra-city telephone charge
Refers to the per-call or per-minute charge for telephone calls within the same city or local area. Often used in contexts of landline or business phone plans.
このプランでは、市内通話料金が無料です。
With this plan, local call charges are free.
市内通話料金は3分ごとに10円かかります。
The intra-city call rate costs 10 yen per 3 minutes.
Refers to charges for calls outside the local city area, as opposed to 市内通話料金 which is for calls within the same city.
Refers to international call charges, a broader category than local call rates.
Compound of 市内 (within the city), 通話 (telephone call), and 料金 (fee, charge).