Unless otherwise stated, the advertised rate should be constant no matter what time of day. [title] Consider the minute billing or minute rounding schedule for the card.
[header] How to choose the right phone card [title] Determine the rate of the card offered to your calling destination (typically shown as ¢/min)? [step] Confirm rates before you call and remember that some rates may fluctuate. Also, calls made to international cell phones are generally billed at a higher rate. [substeps] Do the rates vary depending on the hour of the day? Be sure that the rate you receive remains constant throughout the entire day.