Prefix Information
The prefix 166 is part of area code 475 serving Bridgeport, Connecticut.
This exchange contains 10,000 possible phone numbers (475-166-0000 through 475-166-9999).
Phone numbers with prefix 166 in area code 475. Location: Bridgeport, Connecticut.
The prefix 166 is part of area code 475 serving Bridgeport, Connecticut.
This exchange contains 10,000 possible phone numbers (475-166-0000 through 475-166-9999).