What are they?
These passes are valid for an unlimited number of journeys.
They are valid for:
*On sale any day of the month. The validity starts no more than 10 days after they are sold.
*The 60-day passes is the same as two monthly passes.
*The 90-day passes is 15% less than one of the three monthly passes.
The passes are on sale from ticket offices.
CP Services: Coimbra urban trains | Regional and InterRegional
You can ask for a CP Card at ticket offices, if you present the following documents: