NPA RELIEF ACTIVITY
OVERLAY DETAIL

Connecticut Flag

OLD NPA
617

OVERLAY NPA
857

Also see:
339 351 774

TEST #

10D PERMISSIVE

10D MANDATORY

(857) 355-8378

09/15/00

04/02/01

NEW CODE

05/02/01

Area Code 857 will overlay 617 on May 2, 2001.

There will be a 6 1/2 month permissive dialing period for 10-digit dialing. All existing area code 617 exchanges will remain in area code 617.