With so many phone numbers around the country... the possible number of sequences is unmeasurable So, if you have been trying to find a specific telephone number that starts with a 818-597 area code exchange, you can. With the help of reverselookupphonedirectory.com, all you have to do to get information on a person with a 818-597 is insert their complete nine digit telephone numberr into the available search box. that's all you need to get started on your query. The days of scouring for background information from several sources are over.