Once again he began his study of the original code.
It is one of the original area codes created in 1947.
It was one of the original area codes created in 1947, and served the entire state.
One of the original area codes created in 1947, it has only been split once.
Version 1.5, still based on this original code, was released in April 2002.
It was created by a split from the original area code 809, in or around October 1995.
The 812 code was introduced in 1947 as one of the original area codes.
One of the three original area codes in California, formerly covered all areas now within 530.
However, her original genetic code reasserted itself after a few weeks.
It is the original code used when the telegraph was invented.