Call From USA to Panama $10 Phone Card Call from USA to Panama. No connection fee, No maintenance fee. 1 minute rounding. No physical card. Rates: Calling from continental USA to Panama land line phone: 5  per Min./ 200 minutes by 1 of 4200 local access numbers, 6  per Min./ 166 minutes by the toll free ( 18.5  per Min. to cellular phone). Additional charge 10% per call.