Overview
Because they specify separate geographic zones for the distribution of phone numbers, area codes are important in the United States' telecommunication system. Serving different...
Introduction
The telecommunications system depends much on area codes, which mark certain areas for phone calls. Two of the most important codes in the United...
Introduction
In telecommunications, area codes are quite important since they enable regionally based phone number organization. Two of the most well-known area codes in California...
Background on the 619 and 805 Area Codes
Area codes designate geographic areas, have cultural value, and even influence commercial and economic development in addition...
Introduction
Deeply related to San Francisco and sections of Marin County, the 415 area code is among the most identifiable phone prefixes used in the...