The dramatic population growth of California can be measured in demographics, development and density but also in digits. Specifically, telephone area codes, which can hit a ceiling after there are no ...

SANTA ROSA – Eleven California counties, including several in the North Bay, will get a second area code next year as the longtime 707 area code runs low on numbers, utility officials said. According ...

The 707 area code has helped identify a vast coastal region stretching from Vallejo to the Oregon border since 1959, but beginning as soon as Feb. 1, new phone lines will carry three different digits.