If you dream of the telephone, then such dream indicates the communication you are trying to make with someone or yourself. If you did not pick up the phone, then such dream denotes to unsolved issues you have with the certain person, for who you did not pick up the phone. Probably you are trying to avoid to get sorted all of those problems. If you were talking on the phone with somebody you know, then such dream foretells you that, there is a need to meet that person. Alternatively, the telephone could mean nothing in a dream, as it is part of your lives and we use it every day.
Read more about dreaming of Telephone in other dream meanings interpretations.