Prefix Information

The prefix 438 is part of area code 712 serving Sioux City, Iowa.

This exchange contains 10,000 possible phone numbers (712-438-0000 through 712-438-9999).

Browse Numbers in This Prefix

712-438-0000-0999 712-438-1000-1999 712-438-2000-2999 712-438-3000-3999 712-438-4000-4999 712-438-5000-5999 712-438-6000-6999 712-438-7000-7999 712-438-8000-8999 712-438-9000-9999

Sample Numbers

(712) 438-0000 (712) 438-1234 (712) 438-2000 (712) 438-3333 (712) 438-4444 (712) 438-5555 (712) 438-6000 (712) 438-7777 (712) 438-8888 (712) 438-9999