Area Code +1-301-(3520000...3529999) located in Bowie-Glenn Dale, Maryland (MD), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 301 Subscriber Number From : 3520000 Subscriber Number To : 3529999 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 : VERIZON MARYLAND INC 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 : MD Region Name : Maryland City : Bowie-Glenn Dale Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 38.9800 Longitude : -76.8100 ‹ previous : +1-301-(3510000...3519999) next › : +1-301-(3530000...3539999) Dialling Instructions For trunk calls: 0 301 3520000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 301 3520000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3520000 ~ 3529999 (Count: 10,000) Example: +1-301-3520000 / 0111-301-3520000 (1301-3520000 / 1-301-3520000) +1-301-3520001 / 0111-301-3520001 (1301-3520001 / 1-301-3520001) +1-301-3520002 / 0111-301-3520002 (1301-3520002 / 1-301-3520002) +1-301-3520003 / 0111-301-3520003 (1301-3520003 / 1-301-3520003) +1-301-3520004 / 0111-301-3520004 (1301-3520004 / 1-301-3520004) ...+1-301-xxxxxxx / 0111-301-xxxxxxx (1301-xxxxxxx / 1-301-xxxxxxx) ...+1-301-3529995 / 0111-301-3529995 (1301-3529995 / 1-301-3529995) +1-301-3529996 / 0111-301-3529996 (1301-3529996 / 1-301-3529996) +1-301-3529997 / 0111-301-3529997 (1301-3529997 / 1-301-3529997) +1-301-3529998 / 0111-301-3529998 (1301-3529998 / 1-301-3529998) +1-301-3529999 / 0111-301-3529999 (1301-3529999 / 1-301-3529999)