Prefix Information

The prefix 665 is part of area code 878 serving Pittsburgh, Pennsylvania.

This exchange contains 10,000 possible phone numbers (878-665-0000 through 878-665-9999).

Browse Numbers in This Prefix

878-665-0000-0999 878-665-1000-1999 878-665-2000-2999 878-665-3000-3999 878-665-4000-4999 878-665-5000-5999 878-665-6000-6999 878-665-7000-7999 878-665-8000-8999 878-665-9000-9999

Sample Numbers

(878) 665-0000 (878) 665-1234 (878) 665-2000 (878) 665-3333 (878) 665-4444 (878) 665-5555 (878) 665-6000 (878) 665-7777 (878) 665-8888 (878) 665-9999