The numerical sequence identifies a specific geographic region within the North American Numbering Plan. It serves as a prefix for telephone numbers within that defined area, enabling routing of calls to the correct destination. For instance, a ten-digit number beginning with this sequence indicates a subscriber located within the designated zone.
This particular identifier is vital for businesses establishing a local presence without physical infrastructure. It offers credibility and familiarity to customers within the region. Historically, the introduction of such codes has facilitated telecommunication expansion and area-specific service offerings, fostering economic development in the represented communities. Its establishment created distinct communications territories across the state, dividing a larger area into more manageable and identifiable service regions.