Enter the contract length, phone price, and monthly bill into the cell phone plan calculator. The calculator will return the total cost of the plan over its lifetime.

## Cell Phone Plan Formula

The following formula can be used to calculate the total cost of a phone plan.

TC = PP + MB * CL

- Where TC is the total cost of the phone plan
- PP is the price of the phone
- MB is the monthly bill
- CL is the contract length

To calculate the cell phone plan cost, multiply the monthly bill by the contract length, then add the price of the phone.

How to calculate a phone plan cost

**First, determine the price of the phone**If the price of the phone is included in the monthly bill, leave that section blank and ignore this step.

**Next, find out the length of the contract**This will be the total contract length of the cell phone plan.

**Next, find of the monthly bill**Sometimes the price of the phone is included in this monthly bill and other times it is not.

**Finally, calculate the total cost.**Use the formula above to calculate the total cell phone plan cost.

## FAQ

**What is a cell phone plan?**

A cell phone plan is an agreement between a cell phone company and customer to pay a set monthly bill for use of its services.

**Does my plan include the cost of the phone?**

This depends on the contract. If you already owned a phone before the contract and are keeping that phone, it’s likely not included in the bill.