Prefix Information

The prefix 644 is part of area code 385 serving Salt Lake City, Utah.

This exchange contains 10,000 possible phone numbers (385-644-0000 through 385-644-9999).

Browse Numbers in This Prefix

385-644-0000-0999 385-644-1000-1999 385-644-2000-2999 385-644-3000-3999 385-644-4000-4999 385-644-5000-5999 385-644-6000-6999 385-644-7000-7999 385-644-8000-8999 385-644-9000-9999

Sample Numbers

(385) 644-0000 (385) 644-1234 (385) 644-2000 (385) 644-3333 (385) 644-4444 (385) 644-5555 (385) 644-6000 (385) 644-7777 (385) 644-8888 (385) 644-9999