001947
说明：947是美国内部城市密歇根州之间的长途区号，从美国以外拨打密歇根州电话需要加上美国的国际区号1，也就是美国密歇根州的国际城市区号为001947或者写为001-947、0010947、+1-947、+1+947、+1947、00-1-947、00 1 947。
以947开头的号码前缀列表
| 号码前缀 | 固话/手机 | 主要城市 | 运营商 |
| (947) 202- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 206- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 212- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 213- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 220- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 255- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 264- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 282- | 固话 | Southfield | Cbeyond Communications |
| (947) 288- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 289- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 309- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 313- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 326- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 344- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 361- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 381- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 387- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 399- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 419- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 420- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 428- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 433- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 444- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 456- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 470- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 485- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 489- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 505- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 509- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 517- | 固话 | Southfield | Cellco Partnership DBA Verizon Wireless |
| (947) 539- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 550- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 566- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 570- | 固话 | Milford | Telnet Worldwide |
| (947) 577- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 616- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 630- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 678- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 722- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 740- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 744- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 749- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 750- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 755- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 757- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 762- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 768- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 770- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 823- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 829- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 830- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 844- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 851- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 853- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 859- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 862- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 867- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 882- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 885- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 913- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 938- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 939- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 956- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 970- | 手机 | Ortonville | Cellco Partnership DBA Verizon Wireless |
| (947) 987- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 994- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
| (947) 996- | 手机 | Clarkston | Cellco Partnership DBA Verizon Wireless |
友情提示：拨打长途电话的办法很多，可以使用各通信运营商（包括中国电信、中国移动、中国联通等）固定电话、移动手机或者上网电脑来实现通话功能，固定电话、移动手机可以直接拨打对方号码也可以通过IP电话（又名VoIP电话、网络电话）拨打，上网电脑可以免费与对方上网电脑通话也可以低价拨打对方固定电话、移动手机，请根据各自情况综合考虑选用。
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