Himachal Pradesh is one of the 29 states of India. As we know that all the cities of india required prefixing STD code before the number. That is called landline phone STD code number. In order to make phone calls in Himachal Pradesh, india, all you need to have is Himachal Pradesh std code list or Himachal Pradesh telephone directory. You can find here std codes of india city Himachal Pradesh.