Local Calling Guide

Area code/prefix search

Search by area code/prefix (NPA/NXX) or OCN

  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Last updated: Sat, 30 Aug 2014 11:47:04 UTC

How to use this page

Switch: DNBRCT00DS1

Remotes:
Switch Switch name Switch type
NWFLCT00RS1 NEW FAIRFIELD 5ER
RDNGCT00RS0 Redding, CT (Remote) 5ER

See all switches at this location

NPA-NXX BLOCK Rate Centre Region OCN LATA Eff date Disc date Map
203-205 A Danbury CT 9147 SOUTHERN NEW ENGLAND TELEPHONE CO. [link] 920 map
203-207 A Danbury CT 9147 SOUTHERN NEW ENGLAND TELEPHONE CO. [link] 920 map
203-289 A Danbury CT 6630 USA MOBILITY WIRELESS, INC. [link] 920 map
203-730 A Danbury CT 9147 SOUTHERN NEW ENGLAND TELEPHONE CO. [link] 920 map
203-731 A Danbury CT 9147 SOUTHERN NEW ENGLAND TELEPHONE CO. [link] 920 map
203-739 A Danbury CT 9147 SOUTHERN NEW ENGLAND TELEPHONE CO. [link] 920 map
203-743 A Danbury CT 9147 SOUTHERN NEW ENGLAND TELEPHONE CO. [link] 920 map
203-744 A Danbury CT 9147 SOUTHERN NEW ENGLAND TELEPHONE CO. [link] 920 map
203-748 A Danbury CT 9147 SOUTHERN NEW ENGLAND TELEPHONE CO. [link] 920 map
203-749 A Danbury CT 9147 SOUTHERN NEW ENGLAND TELEPHONE CO. [link] 920 map
203-778 A Danbury CT 9147 SOUTHERN NEW ENGLAND TELEPHONE CO. [link] 920 map
203-790 A Danbury CT 9147 SOUTHERN NEW ENGLAND TELEPHONE CO. [link] 920 map
203-791 A Danbury CT 9147 SOUTHERN NEW ENGLAND TELEPHONE CO. [link] 920 map
203-792 A Danbury CT 9147 SOUTHERN NEW ENGLAND TELEPHONE CO. [link] 920 map
203-794 A Danbury CT 9147 SOUTHERN NEW ENGLAND TELEPHONE CO. [link] 920 map
203-796 A Danbury CT 9147 SOUTHERN NEW ENGLAND TELEPHONE CO. [link] 920 map
203-797 A Danbury CT 9147 SOUTHERN NEW ENGLAND TELEPHONE CO. [link] 920 map
203-798 A Danbury CT 9147 SOUTHERN NEW ENGLAND TELEPHONE CO. [link] 920 map
203-825 A Danbury CT 9147 SOUTHERN NEW ENGLAND TELEPHONE CO. [link] 920 map
203-830 A Danbury CT 9147 SOUTHERN NEW ENGLAND TELEPHONE CO. [link] 920 map
203-837 A Danbury CT 9147 SOUTHERN NEW ENGLAND TELEPHONE CO. [link] 920 map



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