California - Pasadena and San Gabriel Valley in US Phone Area Codes
California - not currently active in US Phone Area Codes
California - Saan Francisco future overlay - not currently active in US Phone Area Codes
Illinois - Chicago suburbs in US Phone Area Codes
New York - Suffolk County, Long Island in US Phone Area Codes
Missouri - East Central outside of St. Louis in US Phone Area Codes
Iowa - Central and South Central in US Phone Area Codes
New York City, New York - Manhattan island overlay in US Phone Area Codes
Ontario - Toronto overlay in US Phone Area Codes
Turks and Caicos Islands in US Phone Area Codes
California - San Mateo County, West Bay Area in US Phone Area Codes
Minnesota - St. Paul and east suburbs in US Phone Area Codes
California - Northern Orange County overlay in US Phone Area Codes
Alabama - Central overlay - not currently active in US Phone Area Codes
Missouri in US Phone Area Codes
California in US Phone Area Codes
Mississippi in US Phone Area Codes
Montserrat - Caribbean area in US Phone Area Codes
Maryland in US Phone Area Codes
California in US Phone Area Codes
