Area Code +1-303-(2007000...2007999) located in Denver, Colorado (CO), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 303 Subscriber Number From : 2007000 Subscriber Number To : 2007999 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 : TELEPORT COMM AM-CO 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 : CO Region Name : Colorado City : Denver Timezone : America/Denver Coordinated Universal Time : -07:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 39.7400 Longitude : -104.9800 ‹ previous : +1-303-(2006000...2006999) next › : +1-303-(2008000...2008999) Dialling Instructions For trunk calls: 0 303 2007000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 303 2007000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2007000 ~ 2007999 (Count: 1,000) Example: +1-303-2007000 / 0111-303-2007000 (1303-2007000 / 1-303-2007000) +1-303-2007001 / 0111-303-2007001 (1303-2007001 / 1-303-2007001) +1-303-2007002 / 0111-303-2007002 (1303-2007002 / 1-303-2007002) +1-303-2007003 / 0111-303-2007003 (1303-2007003 / 1-303-2007003) +1-303-2007004 / 0111-303-2007004 (1303-2007004 / 1-303-2007004) ...+1-303-xxxxxxx / 0111-303-xxxxxxx (1303-xxxxxxx / 1-303-xxxxxxx) ...+1-303-2007995 / 0111-303-2007995 (1303-2007995 / 1-303-2007995) +1-303-2007996 / 0111-303-2007996 (1303-2007996 / 1-303-2007996) +1-303-2007997 / 0111-303-2007997 (1303-2007997 / 1-303-2007997) +1-303-2007998 / 0111-303-2007998 (1303-2007998 / 1-303-2007998) +1-303-2007999 / 0111-303-2007999 (1303-2007999 / 1-303-2007999)