Prefix Information

The prefix 840 is part of area code 305 serving Miami, Florida.

This exchange contains 10,000 possible phone numbers (305-840-0000 through 305-840-9999).

Browse Numbers in This Prefix

305-840-0000-0999 305-840-1000-1999 305-840-2000-2999 305-840-3000-3999 305-840-4000-4999 305-840-5000-5999 305-840-6000-6999 305-840-7000-7999 305-840-8000-8999 305-840-9000-9999

Sample Numbers

(305) 840-0000 (305) 840-1234 (305) 840-2000 (305) 840-3333 (305) 840-4444 (305) 840-5555 (305) 840-6000 (305) 840-7777 (305) 840-8888 (305) 840-9999