+1-301-(2442000...2442999), Silver Spring, Maryland

• For trunk calls: 0 301 2442000 (Trunk Code + National Destination Code + Subscriber Number)
• For international calls: 011 1 301 2442000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number)

2442000 ~ 2442999 (شمارش: 1,000)

Example:

• +1-301-2442000 / 0111-301-2442000 (1301-2442000 / 1-301-2442000)
• +1-301-2442001 / 0111-301-2442001 (1301-2442001 / 1-301-2442001)
• +1-301-2442002 / 0111-301-2442002 (1301-2442002 / 1-301-2442002)
• +1-301-2442003 / 0111-301-2442003 (1301-2442003 / 1-301-2442003)
• +1-301-2442004 / 0111-301-2442004 (1301-2442004 / 1-301-2442004)
• ...
• +1-301-xxxxxxx / 0111-301-xxxxxxx (1301-xxxxxxx / 1-301-xxxxxxx)
• ...
• +1-301-2442995 / 0111-301-2442995 (1301-2442995 / 1-301-2442995)
• +1-301-2442996 / 0111-301-2442996 (1301-2442996 / 1-301-2442996)
• +1-301-2442997 / 0111-301-2442997 (1301-2442997 / 1-301-2442997)
• +1-301-2442998 / 0111-301-2442998 (1301-2442998 / 1-301-2442998)
• +1-301-2442999 / 0111-301-2442999 (1301-2442999 / 1-301-2442999)