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Area Code 641
Telephone Central Office Building Pictures

The following are respresntative examples of telephone central office buildings in Area Code 641 (Iowa).

Click on the pictures below for a larger version.


Marshalltown
 

Listing Updated:
April 2014

Operating Company:
CenturyLink/Qwest/US West/Northwestern Bell

CLLI:
MRTWIASODS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(641) 752-4, 844

Notes:
Source: GSV

 

New Hampton
 

Listing Updated:
August 2013

Operating Company:
Windstream Communications /Iowa Telecom/United Telephone

CLLI:
NHTNIAXCDS0

Switch Type:
Genband/Nortel DMS-10

Prefixes Served:
(641) 394

Notes:
An addition was added to the building in the early 1990's. This Nortel DMS switch is now host for 15 remote switches in the surrounding rural communities in area codes 319, 563 & 641. Source: GJB

 

 


Copyright 2014 Telephone Central Office Building Pictures
Page last modified April 26, 2014
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