Is my storage plan changing from a $2.99 cost?

FYI - these Apple Communities forums are user-only, peer-to-peer support forums. You are not speaking to Apple here and we’re told they do not actively participate here.

If you need to contact Apple about billing or subscription service, follow this link –

Apple Support - Billing and Subscriptions:

https://support.apple.com/billing

You may find useful info here –

Upgrade your iCloud Storage Plan - Apple Support:

https://support.apple.com/en-us/HT201318?adc=2018.3.7_B_Apple_mobi

Or here –

iCloud storage pland and pricing - Apple Support:

https://support.apple.com/en-us/HT201238