+1-301-(3184000...3184999), Bethesda, Maryland

• For trunk calls: 0 301 3184000 (Trunk Code + National Destination Code + Subscriber Number)
• For international calls: 011 1 301 3184000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number)

3184000 ~ 3184999 (العدد: 1,000)

Example:

• +1-301-3184000 / 0111-301-3184000 (1301-3184000 / 1-301-3184000)
• +1-301-3184001 / 0111-301-3184001 (1301-3184001 / 1-301-3184001)
• +1-301-3184002 / 0111-301-3184002 (1301-3184002 / 1-301-3184002)
• +1-301-3184003 / 0111-301-3184003 (1301-3184003 / 1-301-3184003)
• +1-301-3184004 / 0111-301-3184004 (1301-3184004 / 1-301-3184004)
• ...
• +1-301-xxxxxxx / 0111-301-xxxxxxx (1301-xxxxxxx / 1-301-xxxxxxx)
• ...
• +1-301-3184995 / 0111-301-3184995 (1301-3184995 / 1-301-3184995)
• +1-301-3184996 / 0111-301-3184996 (1301-3184996 / 1-301-3184996)
• +1-301-3184997 / 0111-301-3184997 (1301-3184997 / 1-301-3184997)
• +1-301-3184998 / 0111-301-3184998 (1301-3184998 / 1-301-3184998)
• +1-301-3184999 / 0111-301-3184999 (1301-3184999 / 1-301-3184999)