Find any 228- phone number in Mississippi
The 228 area code is a telephone numbering plan area code assigned to the state of Mississippi by the North American Numbering Plan (NANP). It was established in 1999 as an overlay code for the 601 area code that had been used in the state since 1947. The 228 area code includes the cities of Biloxi, Gulfport, Pascagoula, Long Beach, Ocean Springs, Bay St. Louis, Waveland, and Pass Christian.
The North American Numbering Plan is a system that designates geographic areas for phone numbers and ensures phone number availability for the entire continent. The NANP is a unified network of 10 digit telephone numbers that consists of three components: The NPA (numbering plan area code), the NXX (central office code), and the four digit subscriber number. The NPA code is generally a three digit area code but can be more than three digits in some aresas. NPA codes help to identify where a telephone call is going and enable telephone companies to route calls appropriately.