Byram Center - 973 dialing code
Dialing code +1 (973) cities
- Butler
- Highland Lake
- Madison
- Franklin
- Newton
- Morristown
- Clifton
- Dover
- Garfield
- Caldwell
- Hamburg
- Harrison
- Newark
- Lodi
- Hawthorne
- Riverdale
- Roseland
- Brookdale
- Lincoln Park
- Woodland Park
- Silver Lake
- Glen Ridge
- Bloomingdale
- Chatham
- Andover
- Ringwood
- Stanhope
- Vernon Center
- Passaic
- Mountain Lakes
- Wallington
- Boonton
- Branchville
- Budd Lake
- Byram Center
- Crandon Lakes
- East Newark
- East Orange
- Essex Fells
- Florham Park
- Haledon
- Hopatcong
- Kenvil
- Kinnelon
- Lake Mohawk
- Lake Telemark
- Mendham
- Morris Plains
- Mount Arlington
- Netcong
- North Caldwell
- North Haledon
- Ogdensburg
- Paterson
- Pompton Lakes
- Prospect Park
- Rockaway
- Ross Corner
- Short Hills
- Singac
- Succasunna
- Sussex
- Totowa
- Upper Montclair
- Vernon Valley
- Victory Gardens
- Wanaque
- Wharton
- White Meadow Lake