Area Code +1-978-(3919000...3919999) located in Ayer, Massachusetts (MA), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 978 Subscriber Number From : 3919000 Subscriber Number To : 3919999 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 : BANDWIDTH.COM - MA 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 : MA Region Name : Massachusetts City : Ayer Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 42.5600 Longitude : -71.5900 ‹ previous : +1-978-(3918000...3918999) next › : +1-978-(3920000...3929999) Dialling Instructions For trunk calls: 0 978 3919000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 978 3919000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3919000 ~ 3919999 (Count: 1,000) Example: +1-978-3919000 / 0111-978-3919000 (1978-3919000 / 1-978-3919000) +1-978-3919001 / 0111-978-3919001 (1978-3919001 / 1-978-3919001) +1-978-3919002 / 0111-978-3919002 (1978-3919002 / 1-978-3919002) +1-978-3919003 / 0111-978-3919003 (1978-3919003 / 1-978-3919003) +1-978-3919004 / 0111-978-3919004 (1978-3919004 / 1-978-3919004) ...+1-978-xxxxxxx / 0111-978-xxxxxxx (1978-xxxxxxx / 1-978-xxxxxxx) ...+1-978-3919995 / 0111-978-3919995 (1978-3919995 / 1-978-3919995) +1-978-3919996 / 0111-978-3919996 (1978-3919996 / 1-978-3919996) +1-978-3919997 / 0111-978-3919997 (1978-3919997 / 1-978-3919997) +1-978-3919998 / 0111-978-3919998 (1978-3919998 / 1-978-3919998) +1-978-3919999 / 0111-978-3919999 (1978-3919999 / 1-978-3919999)