Prefix Information
The prefix 639 is part of area code 319 serving Cedar Rapids, Iowa.
This exchange contains 10,000 possible phone numbers (319-639-0000 through 319-639-9999).
Phone numbers with prefix 639 in area code 319. Location: Cedar Rapids, Iowa.
The prefix 639 is part of area code 319 serving Cedar Rapids, Iowa.
This exchange contains 10,000 possible phone numbers (319-639-0000 through 319-639-9999).