+1-301-(2555000...2555999), Kensington, Maryland

• For trunk calls: 0 301 2555000 (Trunk Code + National Destination Code + Subscriber Number)
• For international calls: 011 1 301 2555000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number)

2555000 ~ 2555999 (شمارش: 1,000)

Example:

• +1-301-2555000 / 0111-301-2555000 (1301-2555000 / 1-301-2555000)
• +1-301-2555001 / 0111-301-2555001 (1301-2555001 / 1-301-2555001)
• +1-301-2555002 / 0111-301-2555002 (1301-2555002 / 1-301-2555002)
• +1-301-2555003 / 0111-301-2555003 (1301-2555003 / 1-301-2555003)
• +1-301-2555004 / 0111-301-2555004 (1301-2555004 / 1-301-2555004)
• ...
• +1-301-xxxxxxx / 0111-301-xxxxxxx (1301-xxxxxxx / 1-301-xxxxxxx)
• ...
• +1-301-2555995 / 0111-301-2555995 (1301-2555995 / 1-301-2555995)
• +1-301-2555996 / 0111-301-2555996 (1301-2555996 / 1-301-2555996)
• +1-301-2555997 / 0111-301-2555997 (1301-2555997 / 1-301-2555997)
• +1-301-2555998 / 0111-301-2555998 (1301-2555998 / 1-301-2555998)
• +1-301-2555999 / 0111-301-2555999 (1301-2555999 / 1-301-2555999)