Difference Between 13, 1300 & 1800 Numbers
The 6 digit number starting with 13 costs $850 a month on a 12 month contract. This is a government charge and does not vary between carriers. The 1300 and 1800 numbers usually have a monthly line rental of between $15 and $50 depending on the service provider.
Call rates do not usually vary for 13, 1300 or 1800 numbers. The key difference is in how local calls are treated on a 1300 number. The main feature of this type of phone number is that any local call from within your area is not charged to you unless you are on the phone for more than 15 minutes.