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Area Codes 847 & 224
Telephone Central Office
Building Pictures
The following are respresntative examples of telephone central office buildings in Area Codes 847 & 224 (Illinois).
Click on the pictures below for a larger version.
Evanston
Listing Updated:
November 2011Operating Company:
at&t/SBC/Ameritech/Illinois BellCLLI:
EVTNILEVDS0Switch Type:
Genband/Nortel DMS-100Prefixes Served:
(224) 364
(773) 273
(847) 316, 328, 332, 424-5, 467, 475, 491-2, 570, 733, 864, 866, 869Notes:
Source: TCO
Glenview
Listing Updated:
November 2011Operating Company:
at&t/SBC/Ameritech/Illinois BellCLLI:
GLVWILGVDS0Switch Type:
Alcatel/Lucent 5ESSPrefixes Served:
(224) 521
(847) 486, 646, 657, 724, 729, 832, 998Notes:
Source: TCO
Lake Forest
Listing Updated:
November 2011Operating Company:
at&t/SBC/Ameritech/Illinois BellCLLI:
LKFRILLFDS0Switch Type:
Genband/Nortel DMS-100Prefixes Served:
(224) 212, 544, 552
(847) 234, 283, 295, 482, 535, 582, 604, 615, 735Notes:
Source: TCO
Willowcrest
"Hoffman Estates"
Listing Updated:
November 2011Operating Company:
at&t/SBC/Ameritech/Illinois BellCLLI:
HFESILWLDS1Switch Type:
Alcatel/Lucent 5ESSPrefixes Served:
(224) 653
(630) 872
(847) 252, 303, 310, 348, 397, 490, 519, 536, 755, 781, 839, 843, 880, 882, 884-5, 925Notes:
Source: TCO
Wilmette
Listing Updated:
November 2011Operating Company:
at&t/SBC/Ameritech/Illinois BellCLLI:
WLMTILWIDS0Switch Type:
Alcatel/Lucent 5ESSPrefixes Served:
(847) 251, 256, 853, 920Notes:
Source: TCO
Winnetka
Listing Updated:
November 2011Operating Company:
at&t/SBC/Ameritech/Illinois BellCLLI:
WNTKILWNDS0Switch Type:
DE4Prefixes Served:
(847) 242, 441, 446, 501, 784, 835Notes:
Source: TCO
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Copyright 2011 Central Office Building
Pictures |