Prefix Information

The prefix 644 is part of area code 305 serving Miami, Florida.

This exchange contains 10,000 possible phone numbers (305-644-0000 through 305-644-9999).

Browse Numbers in This Prefix

305-644-0000-0999 305-644-1000-1999 305-644-2000-2999 305-644-3000-3999 305-644-4000-4999 305-644-5000-5999 305-644-6000-6999 305-644-7000-7999 305-644-8000-8999 305-644-9000-9999

Sample Numbers

(305) 644-0000 (305) 644-1234 (305) 644-2000 (305) 644-3333 (305) 644-4444 (305) 644-5555 (305) 644-6000 (305) 644-7777 (305) 644-8888 (305) 644-9999