Area Code +1-231-(6688000...6688999) located in Traverse City, Michigan (MI), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 231 Subscriber Number From : 6688000 Subscriber Number To : 6688999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : YMAX COMMS CORP. MI Click here to buy United States Area Code Database Other Information Language Code : en (English) Country Number : 840 (United States) Country Code : US (United States) Region Code : MI Region Name : Michigan City : Traverse City Timezone : America/Detroit Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 44.7600 Longitude : -85.6200 ‹ previous : +1-231-(6687000...6687999) next › : +1-231-(6689000...6689999) Dialling Instructions For trunk calls: 0 231 6688000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 231 6688000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 6688000 ~ 6688999 (Count: 1,000) Example: +1-231-6688000 / 0111-231-6688000 (1231-6688000 / 1-231-6688000) +1-231-6688001 / 0111-231-6688001 (1231-6688001 / 1-231-6688001) +1-231-6688002 / 0111-231-6688002 (1231-6688002 / 1-231-6688002) +1-231-6688003 / 0111-231-6688003 (1231-6688003 / 1-231-6688003) +1-231-6688004 / 0111-231-6688004 (1231-6688004 / 1-231-6688004) ...+1-231-xxxxxxx / 0111-231-xxxxxxx (1231-xxxxxxx / 1-231-xxxxxxx) ...+1-231-6688995 / 0111-231-6688995 (1231-6688995 / 1-231-6688995) +1-231-6688996 / 0111-231-6688996 (1231-6688996 / 1-231-6688996) +1-231-6688997 / 0111-231-6688997 (1231-6688997 / 1-231-6688997) +1-231-6688998 / 0111-231-6688998 (1231-6688998 / 1-231-6688998) +1-231-6688999 / 0111-231-6688999 (1231-6688999 / 1-231-6688999)