+1-301-(2290000...2299999), Bethesda, Maryland

• For trunk calls: 0 301 2290000 (Trunk Code + National Destination Code + Subscriber Number)
• For international calls: 011 1 301 2290000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number)

2290000 ~ 2299999 (شمارش: 10,000)

Example:

• +1-301-2290000 / 0111-301-2290000 (1301-2290000 / 1-301-2290000)
• +1-301-2290001 / 0111-301-2290001 (1301-2290001 / 1-301-2290001)
• +1-301-2290002 / 0111-301-2290002 (1301-2290002 / 1-301-2290002)
• +1-301-2290003 / 0111-301-2290003 (1301-2290003 / 1-301-2290003)
• +1-301-2290004 / 0111-301-2290004 (1301-2290004 / 1-301-2290004)
• ...
• +1-301-xxxxxxx / 0111-301-xxxxxxx (1301-xxxxxxx / 1-301-xxxxxxx)
• ...
• +1-301-2299995 / 0111-301-2299995 (1301-2299995 / 1-301-2299995)
• +1-301-2299996 / 0111-301-2299996 (1301-2299996 / 1-301-2299996)
• +1-301-2299997 / 0111-301-2299997 (1301-2299997 / 1-301-2299997)
• +1-301-2299998 / 0111-301-2299998 (1301-2299998 / 1-301-2299998)
• +1-301-2299999 / 0111-301-2299999 (1301-2299999 / 1-301-2299999)