Updated Jan 02, 2010Area Code 947
"E" is Eastern Time Zone, "C" is Central Time Zone, "M" is Mountain Time Zone, and "P" is Pacific Time Zone. Occasionally, an area code will fall in more than one time zone. In this case, the abbreviation is a combination of the previous abbreviations. Some area codes are shown with time zones referencing Universal Coordinated Time (UTC). Additional technical status can be retrived from the North American Numbering Plan Administration on the 947 area code specific link here.
Area Code 947 ( area code map)
Dates and historical information Area code 947 went live into service on September 07, 2002 (The paperwork process started on September 02, 1999).  It was formed as a subdivision of the 248 area code.
Growth Status This area code went live on September 07, 2002 as a result of a subdivision of the 248 area code.
Technical Status 2 Area code 947 is currently live and in service.
Time Zone(s) 1 E
LATA numbers served 340
Number of rate centers served 5
List of rate centers ORTONVILLE, CLARKSTON, SOUTHFIELD, PONTIAC, MILFDWH LK
Number of major cities served 9
Names of major cities served (ZIP code) Ortonville (48462), Brandon (48462), Pontiac (48342), Clarkston (48346), Independence (48346), Independence Twp (48346), Southfield (48034), Milford (48381), Milford Twp (48381)
Number of exchanges served 68
List of exchanges served 947-202-xxxx, 947-206-xxxx, 947-212-xxxx, 947-213-xxxx, 947-220-xxxx, 947-255-xxxx, 947-264-xxxx, 947-282-xxxx, 947-288-xxxx, 947-289-xxxx, 947-309-xxxx, 947-313-xxxx, 947-326-xxxx, 947-344-xxxx, 947-361-xxxx, 947-381-xxxx, 947-387-xxxx, 947-399-xxxx, 947-419-xxxx, 947-420-xxxx, 947-428-xxxx, 947-433-xxxx, 947-444-xxxx, 947-456-xxxx, 947-470-xxxx, 947-485-xxxx, 947-489-xxxx, 947-505-xxxx, 947-509-xxxx, 947-517-xxxx, 947-539-xxxx, 947-550-xxxx, 947-555-xxxx, 947-566-xxxx, 947-570-xxxx, 947-577-xxxx, 947-616-xxxx, 947-630-xxxx, 947-678-xxxx, 947-722-xxxx, 947-740-xxxx, 947-744-xxxx, 947-749-xxxx, 947-750-xxxx, 947-755-xxxx, 947-757-xxxx, 947-762-xxxx, 947-768-xxxx, 947-770-xxxx, 947-823-xxxx, 947-829-xxxx, 947-830-xxxx, 947-844-xxxx, 947-851-xxxx, 947-853-xxxx, 947-859-xxxx, 947-862-xxxx, 947-867-xxxx, 947-882-xxxx, 947-885-xxxx, 947-913-xxxx, 947-938-xxxx, 947-939-xxxx, 947-956-xxxx, 947-970-xxxx, 947-987-xxxx, 947-994-xxxx, 947-996-xxxx
Number of telephone companies 4 telephone companies servicing the 947 area code
List of telephone companies CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI, CBEYOND COMMUNICATIONS, LLC - MI, AMERITECH MICHIGAN, TELNET WORLDWIDE, INC.
947 Area Code Map