NPA RELIEF ACTIVITY
OVERLAY DETAIL

OLD NPA
412 & 724

OVERLAY NPA
878

TEST #

10D PERMISSIVE

10D MANDATORY

(878) 553-8378

07/17/00

07/12/01

NEW CODE

08/17/01

Area Code 878 will overlay 412 and 724.

There will be a 1 year permissive period for 10-digit dialing, and all existing area code 412 and 724 exchanges will remain in their respective area codes.