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Area Code 724
Telephone Central Office Pictures

The following are respresntative examples of telephone central office buildings in area code 724 (Southwestern Pennsylvania except Pittsburgh metro).

Click on the pictures below for a larger version.

This section was insipred by Telephone Central Offices and Telebeans.Org


 

Ambridge

 Photo 2

Listing Updated:
November 2005

Operating Company:
Verizon/Bell Atlantic

CLLI:
AMBRPAAMRS0

Switch Type:
Lucent 5ESS Remote Switching Module

Prefixes Served:
(724) 251, 266, 488

Notes:

 

Ambridge
(AT&T POP)

Photo 2 | Photo 3 | Photo 4

Listing Updated:
November 2005

Operating Company:
AT&T

CLLI:
(Unknown)

Switch Type:
(Unknown)

Prefixes Served:
(None)

Notes:
This is a Point of Presence (network access) building for the AT&T long distance network. It is located in a small park near PA Route 65 and several blocks away from the Verizon central office building that serves this area.

 

 

Butler

Listing Updated:
October 2005

Operating Company:
EMBARQ/Sprint/United Telephone

CLLI:
BTLRPAXBDS0

Switch Type:
Nortel DMS-100 Host

Prefixes Served:
(724) 214, 282-5, 287, 477

Notes:
Originally was a North Electric NX-1 Crossbar switch. The current switch serves as host for many remotes in nearby ratecenters.

 

Cooperstown (Butler Co.)

Photo 2

Listing Updated:
October 2005

Operating Company:
Consolidated Communications/North Pittsburgh Telephone Company

CLLI:
CPSTPAXCRS0

Switch Type:
Nortel Remote Switching Center

Prefixes Served:
(724) 898

Notes:
Originally was an AE SxS switch until the mid-1980s.
Old Exchange Name: TWinbrook-8

 

Criders Corners

Photo 2

Listing Updated:
October 2005

Operating Company:
Consolidated Communications/North Pittsburgh Telephone Company

CLLI:
CRCRPAXCRS0

Switch Type:
Nortel Remote Switching Center

Prefixes Served:
(724) 741-2, 772, 776, 778-9

Notes:
Originally was an AE 2EAX until the late-1980s.
Old Exchange Name: PResident-6

 

Curtisville

Photo 2

Listing Updated:
October 2005

Operating Company:
Consolidated Communications/North Pittsburgh Telephone Company

CLLI:
CUVLPAXCRS0

Switch Type:
Nortel Remote Switching Center

Prefixes Served:
(724) 265

Notes:
Originally was an AE SxS until the mid-1980s.
Old Exchange Name: COlfax-5

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Evans City

Listing Updated:
October 2005

Operating Company:
EMBARQ/Sprint/United Telephone

CLLI:
EVCYPAXERS0

Switch Type:
Nortel Remote Switching Center

Prefixes Served:
(724) 538

Notes:
Originally was a North Electric NX-1 Crossbar switch until the mid-1980s.

 

Export (Murrysville)

Listing Updated:
January 2006

Operating Company:
Windstream/Alltel

CLLI:
EXPRPAXEDS0

Switch Type:
Nortel DMS-100

Prefixes Served:
(724) 325, 327, 387, 733

Notes:
Originally was a North Electric NX-1 Crossbar switch until the late 1980s.

 

Freeport

Listing Updated:
October 2005

Operating Company:
Consolidated Communications/North Pittsburgh Telephone Company/Freeport Telephone Company

CLLI:
FRPTPAXFRS0

Switch Type:
Nortel Remote Switching Center

Prefixes Served:
(724) 294, 295

Notes:
Originally was an AE SxS until the mid-1980s.

 

Gibsonia

Photo 2 | Photo 3 | Photo 4 | Photo 5

Listing Updated:
January 2006

Operating Company:
Consolidated Communications/North Pittsburgh Telephone Company

CLLI:
GIBSPAXGDS0

Switch Type:
Nortel DMS-100/200 Host/Tandem

Prefixes Served:
(724) 443-4, 449

Notes:
The former headquarters for the North Pittsburgh Telephone Company, now the regional headquarters of Consolidated Communications.. Current switch is host for a number of remotes, and the tandem for the entire company. Original switch was an AE SxS (replaced March 1983), with an additional AE 1EAX (April 1977 to June 1987).
Exchange Name: HIltop-3

 

Indian Head

Photo 2

Listing Updated:
February 2006

Operating Company:
Laurel Highland Telephone Co.

CLLI:
INHDPAXIDS0

Switch Type:
Nortel Remote Switching Center

Prefixes Served:
(724) 445

Notes:
Originally was a SxS until the mid-1980s.

 

Mars

Photo 2

Listing Updated:
October 2005

Operating Company:
Consolidated Communications/North Pittsburgh Telephone Company

CLLI:
MARSPAXMRS0

Switch Type:
Nortel Remote Switching Center

Prefixes Served:
(724) 625

Notes:
Originally was an AE SxS until the mid-1980s.

 

New Castle

Listing Updated:
October 2005

Operating Company:
Verizon/Bell Atlantic

CLLI:
NWCSPANCDS0

Switch Type:
Siemens EWSD

Prefixes Served:
(724) 546, 598, 652, 654, 656-8, 714

Notes:
Originally was a WECO SxS until the 1970s, then a WECO #1AESS until the late 1990s.
Also serves the Lowellville ratecenter (724-546).

 

New Wilmington

Listing Updated:
October 2005

Operating Company:
Verizon/GTE

CLLI:
NWWLPAXNDS0

Switch Type:
Nortel DMS-100 Host

Prefixes Served:
(724) 946

Notes:
Originally was an AE SxS until the late 1980s.

 

Nixon

Listing Updated:
October 2005

Operating Company:
EMBARQ/Sprint/United Telephone

CLLI:
NIXNPAXNRS0

Switch Type:
Nortel Remote Switching Center

Prefixes Served:
(724) 586

Notes:
Originally was a SxS until the late 1980s.

 

Portersville

Listing Updated:
October 2005

Operating Company:
EMBARQ/Sprint/United Telephone

CLLI:
PTVLPAXPRS0

Switch Type:
Nortel Remote Switching Center

Prefixes Served:
(724) 368

Notes:
Originally was a SxS until the late 1980s.

 

Rochester

Listing Updated:
November 2005

Operating Company:
Verizon/Bell Atlantic

CLLI:
ROCHPARCDS0

Switch Type:
Lucent 5ESS Host

Prefixes Served:
(724) 728, 770, 773-5

Notes:

 

Saxonburg (Main)

Photo 2

Listing Updated:
October 2005

Operating Company:
Consolidated Communications/North Pittsburgh Telephone Company

CLLI:
SXBGPAXSRS0

Switch Type:
Nortel Remote Switching Center

Prefixes Served:
(724) 352, 360 (353?)

Notes:
Originally an AE SxS until the mid-1980s.
Exchange Name: FLanders-2

 

Saxonburg (Sarver)

Photo 2

Listing Updated:
October 2005

Operating Company:
Consolidated Communications/North Pittsburgh Telephone Company

CLLI:
SXBGPAXSRS0 ?

Switch Type:
Nortel Remote Switching Center ?

Prefixes Served:
(724) 353 ?

Notes:
Shares same CLLI code as above. This building used be a second wirecenter in the Sasonburg ratecenter with an AE SxS switch that served just the 353 prefix serving the eastern portion of the ratecenter. It is unknown if this building still holds any switching equipment or just now houses some sort of digital loop carrier (DLC) equipment.
EXchange name: FLanders-3

 

Sharon

Photo 2  | Photo 3 | Photo 4

Listing Updated:
June 2007

Operating Company:
Verizon/Bell Atlantic/Bell of Pennsylvania

CLLI:
SHRNPASHDS0

Switch Type:
Lucent 5ESS Host

Prefixes Served:
(724) 342, 346-7, 981-3

Notes:
Old EXchange Name: DIamond (342, 346, 347).
Photo 3 shows rear of old (original) building before modern additions. Photo 4 shows old business office. Originally was a Step by Step with #5 crossbar added in 1962. A 1AESS replaced the #5 Crossbar and then later replaced the Step by Step. The 1AESS was then replaced by a 5ESS. At one time this office also served Brookfield, OH (Sharon, OH ratecenter - then 216-448) prior to divesiture of the Bell System.
Source: Charles in OH.

 

Volant

Listing Updated:
October 2005

Operating Company:
EMBARQ/Sprint/United Telephone

CLLI:
VLNTPAXVRS2

Switch Type:
Nortel Remote Switching Center SONET

Prefixes Served:
(724) 533

Notes:
Originally was a SxS until the late 1980s.

 

West Middlesex

Photo 2

Listing Updated:
June 2007

Operating Company:
Verizon/Bell Atlantic/Bell of Pennsylvania

CLLI:
WMDLPAWMRS0

Switch Type:
Lucent 5ESS Remote Switching Module

Prefixes Served:
(724) 528

Notes:
Photo 2 shows what *may* be the old Community Dial Office prior to the modern building now in use. Modern building built for a 3ESS switch (circa 1976).
Source: Charles in OH.

 

Wexford

Photo 2

Listing Updated:
October 2005

Operating Company:
Consolidated Communications/North Pittsburgh Telephone Company

CLLI:
WXFRPAXWDS0

Switch Type:
Nortel DMS-100 Host

Prefixes Served:
(724) 933-5, 940

Notes:
Originally was an AE 2EAX until the late 1980s. Serves as host to Criders Corners switch. Note the bushes in front of the building as part of a beautification program for "Old Wexford" (they are recent additions).
Exchange Name: WEstmore-5

 

Zelienople

Listing Updated:
October 2005

Operating Company:
Verizon/Bell Atlantic

CLLI:
ZLNPPAZERS0

Switch Type:
Lucent 5ESS Remote Switching Module

Prefixes Served:
(724) 452-3

Notes:
Was a manual office until 1963, when building was built and housed a #5 Crossbar switch until the late 1980s.

 


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January 4, 2008
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