Area Code +1-240-(2173000...2173999) located in Hagerstown, Maryland (MD), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 240 Subscriber Number From : 2173000 Subscriber Number To : 2173999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : OMNIPOINT COMM CAP 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 : Hagerstown Timezone : America/New_York Coordinated Universal Time : -05:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 10 Latitude : 39.6400 Longitude : -77.7200 ‹ previous : +1-240-(2172000...2172999) next › : +1-240-(2174000...2174999) Dialling Instructions For trunk calls: 0 240 2173000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 240 2173000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2173000 ~ 2173999 (Count: 1,000) Example: +1-240-2173000 / 0111-240-2173000 (1240-2173000 / 1-240-2173000) +1-240-2173001 / 0111-240-2173001 (1240-2173001 / 1-240-2173001) +1-240-2173002 / 0111-240-2173002 (1240-2173002 / 1-240-2173002) +1-240-2173003 / 0111-240-2173003 (1240-2173003 / 1-240-2173003) +1-240-2173004 / 0111-240-2173004 (1240-2173004 / 1-240-2173004) ...+1-240-xxxxxxx / 0111-240-xxxxxxx (1240-xxxxxxx / 1-240-xxxxxxx) ...+1-240-2173995 / 0111-240-2173995 (1240-2173995 / 1-240-2173995) +1-240-2173996 / 0111-240-2173996 (1240-2173996 / 1-240-2173996) +1-240-2173997 / 0111-240-2173997 (1240-2173997 / 1-240-2173997) +1-240-2173998 / 0111-240-2173998 (1240-2173998 / 1-240-2173998) +1-240-2173999 / 0111-240-2173999 (1240-2173999 / 1-240-2173999)