+1-301-(2470000...2479999), Leonardtown, Maryland

• For trunk calls: 0 301 2470000 (Trunk Code + National Destination Code + Subscriber Number)
• For international calls: 011 1 301 2470000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number)

2470000 ~ 2479999 (จำนวน: 10,000)

Example:

• +1-301-2470000 / 0111-301-2470000 (1301-2470000 / 1-301-2470000)
• +1-301-2470001 / 0111-301-2470001 (1301-2470001 / 1-301-2470001)
• +1-301-2470002 / 0111-301-2470002 (1301-2470002 / 1-301-2470002)
• +1-301-2470003 / 0111-301-2470003 (1301-2470003 / 1-301-2470003)
• +1-301-2470004 / 0111-301-2470004 (1301-2470004 / 1-301-2470004)
• ...
• +1-301-xxxxxxx / 0111-301-xxxxxxx (1301-xxxxxxx / 1-301-xxxxxxx)
• ...
• +1-301-2479995 / 0111-301-2479995 (1301-2479995 / 1-301-2479995)
• +1-301-2479996 / 0111-301-2479996 (1301-2479996 / 1-301-2479996)
• +1-301-2479997 / 0111-301-2479997 (1301-2479997 / 1-301-2479997)
• +1-301-2479998 / 0111-301-2479998 (1301-2479998 / 1-301-2479998)
• +1-301-2479999 / 0111-301-2479999 (1301-2479999 / 1-301-2479999)