Prefix Information
The prefix 394 is part of area code 240 serving Germantown, Maryland.
This exchange contains 10,000 possible phone numbers (240-394-0000 through 240-394-9999).
Phone numbers with prefix 394 in area code 240. Location: Germantown, Maryland.
The prefix 394 is part of area code 240 serving Germantown, Maryland.
This exchange contains 10,000 possible phone numbers (240-394-0000 through 240-394-9999).