Us area code 408
Santa Clara County and Northern, santa Cruz County and includes, gilroy, Morgan Hill, Saratoga, Los Gatos, Monte Sereno, Milpitas, Sunnyvale, Santa Clara, Cupertino, and, san Jose.
During the 1970s and early 1980s, the area was served by Automatic Electric step-by-step (SXS) electromechanical switching equipment.
Santa Cruz, Monterey, and, san Benito.There were about eight Western Electric Crossbar mxkey new setup 3.5 2.5 switches, at least one Number 1 and mostly Number.Population growth, facsimile machines, and pagers caused demands for numbers to outrun the capacity of this permissive dialing plan.It covers most.There was a roaming feature, but no registration scheme like the ones used by modern PCS and cell phones.On November 20, 2012, numbers in a new overlay area code 669 began to be assigned to new customers, requiring the use of ten-digit dialing in the entire area.On July 11, 1998, it was split again, with area code 831 having been created for the counties.A patchwork quilt of electromechanical switching equipment handled San Jose calls between 1949 and the 1980s.The VHF equipment was located near the Santa Clara Valley Water District 's Rinconada Water Treatment Plant on More Avenue at NAD27 coordinates 371522N 1215859W /.25611N 121.98306W /.25611; -121.98306.The imts system included General Electric mobile radio voting equipment.Area code 408 was created from a split of area code 415.Citation needed The Mountain Office served the Summit Road community and areas of the Santa Cruz Mountains west of town.
California has area codes of 209, 213, 310, 323, 408, 415, 424, 442, 510, 530, 559, 562, 619, 626, 650, 657, 661, 669, 707, 714, 747, 760, 805, 818, 831, 858, 909, 916, 925, 949, 951.