Prefix Information
The prefix 100 is part of area code 405 serving Oklahoma City, Oklahoma.
This exchange contains 10,000 possible phone numbers (405-100-0000 through 405-100-9999).
Phone numbers with prefix 100 in area code 405. Location: Oklahoma City, Oklahoma.
The prefix 100 is part of area code 405 serving Oklahoma City, Oklahoma.
This exchange contains 10,000 possible phone numbers (405-100-0000 through 405-100-9999).