Prefix Information

The prefix 123 is part of area code 712 serving Sioux City, Iowa.

This exchange contains 10,000 possible phone numbers (712-123-0000 through 712-123-9999).

Browse Numbers in This Prefix

712-123-0000-0999 712-123-1000-1999 712-123-2000-2999 712-123-3000-3999 712-123-4000-4999 712-123-5000-5999 712-123-6000-6999 712-123-7000-7999 712-123-8000-8999 712-123-9000-9999

Sample Numbers

(712) 123-0000 (712) 123-1234 (712) 123-2000 (712) 123-3333 (712) 123-4444 (712) 123-5555 (712) 123-6000 (712) 123-7777 (712) 123-8888 (712) 123-9999