Area Code +1-319-(4621000...4621999) located in Anamosa, Iowa (IA), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 319 Subscriber Number From : 4621000 Subscriber Number To : 4621999 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 : ONVOY LLC - IA 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 : IA Region Name : Iowa City : Anamosa Timezone : America/Chicago Coordinated Universal Time : -06:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 42.1100 Longitude : -91.2800 ‹ previous : +1-319-(4620000...4620999) next › : +1-319-(4622000...4622999) Dialling Instructions For trunk calls: 0 319 4621000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 319 4621000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4621000 ~ 4621999 (Count: 1,000) Example: +1-319-4621000 / 0111-319-4621000 (1319-4621000 / 1-319-4621000) +1-319-4621001 / 0111-319-4621001 (1319-4621001 / 1-319-4621001) +1-319-4621002 / 0111-319-4621002 (1319-4621002 / 1-319-4621002) +1-319-4621003 / 0111-319-4621003 (1319-4621003 / 1-319-4621003) +1-319-4621004 / 0111-319-4621004 (1319-4621004 / 1-319-4621004) ...+1-319-xxxxxxx / 0111-319-xxxxxxx (1319-xxxxxxx / 1-319-xxxxxxx) ...+1-319-4621995 / 0111-319-4621995 (1319-4621995 / 1-319-4621995) +1-319-4621996 / 0111-319-4621996 (1319-4621996 / 1-319-4621996) +1-319-4621997 / 0111-319-4621997 (1319-4621997 / 1-319-4621997) +1-319-4621998 / 0111-319-4621998 (1319-4621998 / 1-319-4621998) +1-319-4621999 / 0111-319-4621999 (1319-4621999 / 1-319-4621999)