prices_number.go
func (cpnps *CountryPhoneNumberPriceService) GetPageIterator(data url.Values) *CountryPricePageIterator {
	iter := NewPageIterator(cpnps.client, data, phoneNumbersPathPart+"/Countries")
	return &CountryPricePageIterator{
		p: iter,
	}
}
func (cpnps *CountryPhoneNumberPriceService) GetPageIterator(data url.Values) *CountryPricePageIterator {
	iter := NewPageIterator(cpnps.client, data, phoneNumbersPathPart+"/Countries")
	return &CountryPricePageIterator{
		p: iter,
	}
}
// GetPageIterator returns an iterator which can be used to retrieve pages.