Prefix Information
The prefix 643 is part of area code 202 serving Washington, Washington DC.
This exchange contains 10,000 possible phone numbers (202-643-0000 through 202-643-9999).
Phone numbers with prefix 643 in area code 202. Location: Washington, Washington DC.
The prefix 643 is part of area code 202 serving Washington, Washington DC.
This exchange contains 10,000 possible phone numbers (202-643-0000 through 202-643-9999).