+1-301-(3136000...3136999), Berwyn, Maryland

• For trunk calls: 0 301 3136000 (Trunk Code + National Destination Code + Subscriber Number)
• For international calls: 011 1 301 3136000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number)

3136000 ~ 3136999 (شمارش: 1,000)

Example:

• +1-301-3136000 / 0111-301-3136000 (1301-3136000 / 1-301-3136000)
• +1-301-3136001 / 0111-301-3136001 (1301-3136001 / 1-301-3136001)
• +1-301-3136002 / 0111-301-3136002 (1301-3136002 / 1-301-3136002)
• +1-301-3136003 / 0111-301-3136003 (1301-3136003 / 1-301-3136003)
• +1-301-3136004 / 0111-301-3136004 (1301-3136004 / 1-301-3136004)
• ...
• +1-301-xxxxxxx / 0111-301-xxxxxxx (1301-xxxxxxx / 1-301-xxxxxxx)
• ...
• +1-301-3136995 / 0111-301-3136995 (1301-3136995 / 1-301-3136995)
• +1-301-3136996 / 0111-301-3136996 (1301-3136996 / 1-301-3136996)
• +1-301-3136997 / 0111-301-3136997 (1301-3136997 / 1-301-3136997)
• +1-301-3136998 / 0111-301-3136998 (1301-3136998 / 1-301-3136998)
• +1-301-3136999 / 0111-301-3136999 (1301-3136999 / 1-301-3136999)