Prefix Information
The prefix 840 is part of area code 607 serving Binghamton, New York.
This exchange contains 10,000 possible phone numbers (607-840-0000 through 607-840-9999).
Phone numbers with prefix 840 in area code 607. Location: Binghamton, New York.
The prefix 840 is part of area code 607 serving Binghamton, New York.
This exchange contains 10,000 possible phone numbers (607-840-0000 through 607-840-9999).