Prefix Information
The prefix 423 is part of area code 212 serving New York City, New York.
This exchange contains 10,000 possible phone numbers (212-423-0000 through 212-423-9999).
Phone numbers with prefix 423 in area code 212. Location: New York City, New York.
The prefix 423 is part of area code 212 serving New York City, New York.
This exchange contains 10,000 possible phone numbers (212-423-0000 through 212-423-9999).