+1-301-(2270000...2279999), Bethesda, Maryland

• For trunk calls: 0 301 2270000 (Trunk Code + National Destination Code + Subscriber Number)
• For international calls: 011 1 301 2270000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number)

2270000 ~ 2279999 (شمارش: 10,000)

Example:

• +1-301-2270000 / 0111-301-2270000 (1301-2270000 / 1-301-2270000)
• +1-301-2270001 / 0111-301-2270001 (1301-2270001 / 1-301-2270001)
• +1-301-2270002 / 0111-301-2270002 (1301-2270002 / 1-301-2270002)
• +1-301-2270003 / 0111-301-2270003 (1301-2270003 / 1-301-2270003)
• +1-301-2270004 / 0111-301-2270004 (1301-2270004 / 1-301-2270004)
• ...
• +1-301-xxxxxxx / 0111-301-xxxxxxx (1301-xxxxxxx / 1-301-xxxxxxx)
• ...
• +1-301-2279995 / 0111-301-2279995 (1301-2279995 / 1-301-2279995)
• +1-301-2279996 / 0111-301-2279996 (1301-2279996 / 1-301-2279996)
• +1-301-2279997 / 0111-301-2279997 (1301-2279997 / 1-301-2279997)
• +1-301-2279998 / 0111-301-2279998 (1301-2279998 / 1-301-2279998)
• +1-301-2279999 / 0111-301-2279999 (1301-2279999 / 1-301-2279999)