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Area Code 617 & 857
Telephone Central Office Building Pictures

The following are representative examples of telephone central office buildings in Area Codes 617 & 857 (Boston, Massachusetts metro).

Click on the pictures below for a larger version.


 

Belmont


 

Listing Updated:
November 2016

Operating Company:
Verizon/Bell Atlantic/NYNEX/New England Telephone

CLLI:
BLMTMALEDS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(617) 404, 484, 486, 489, 85, 883, 993

Notes:
Source: GSV

 

 

Boston

"Back Bay"

Photo 2


 

Listing Updated:
April 2012

Operating Company:
Verizon/Bell Atlantic/NYNEX/New England Telephone

CLLI:
BSTNMABEDS2
BSTNMABEDS9

Switch Type:
DS2: Alcatel/Lucent 5ESS
DS9: Genband/Nortel DMS-100

Prefixes Served:
DS2: (617) 236, 246-7, 262, 266-7, 351, 369, 373, 375, 377, 414, 421, 424-5, 437, 450, 519, 536, 572, 578-9, 585, 587, 638, 683, 859, 865, 867, 919, 927, 937, 954
(857) 362, 996

DS9: (617) 343, 352-3, 356, 358, 534

Notes:
Source: Nathan in MA.

 

 

Boston

"Bowdoin"


 

Listing Updated:
November 2016

Operating Company:
Verizon/Bell Atlantic/NYNEX/New England Telephone

CLLI:
BSTNMABODS2
BSTNMABODS9

Switch Type:
DS2: Alcatel/Lucent 5ESS
DS9: Genband/Nortel DMS-100

Prefixes Served:
DS2: (617) 222-3, 227, 305, 367, 371, 523, 557, 565, 570, 573, 589, 619, 624, 626, 720, 722-3, 725, 727, 742, 788, 854, 878, 973, 994

DS9: (617) 228, 241-2, 248, 263, 366, 372, 490, 635, 643, 724, 726, 886, 918, 961
(857) 238

Notes:
Source: GSV

 

 

Boston

"Franklin Street"


 

Listing Updated:
November 2016

Operating Company:
Verizon/Bell Atlantic/NYNEX/New England Telephone

CLLI:
BSTNMAFRDS2

Switch Type:
Digital Switch (unknown type)

Prefixes Served:
(617) 204, 235, 261, 289, 295, 310, 330, 341-2, 345-6, 428, 434, 439, 443, 478, 526, 662, 664, 737, 743, 748, 757, 772, 790, 856, 897, 946, 951

Notes:
Source: GSV

 

Boston

"Harrison"

Photo 2
 

Listing Updated:
February 2012

Operating Company:
Verizon/Bell Atlantic/NYNEX/New England Telephone

CLLI:
BSTNMAHADS9

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(617) 210, 255, 292, 338, 348, 350, 357, 368, 442-3, 426, 451, 457, 482, 521, 542, 556, 574, 636, 654, 695, 728, 753, 760, 832, 956, 988

Notes:
Source: Nathan in MA.

 

 

Brighton


 

Listing Updated:
November 2016

Operating Company:
Verizon/Bell Atlantic/NYNEX/New England Telephone

CLLI:
BITNMAWIDS1

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(617) 254, 403, 560, 562, 746, 779, 782-3, 787, 789

Notes:
Source: GSV

 

 

Brookline

"Main"


 

Listing Updated:
November 2016

Operating Company:
Verizon/Bell Atlantic/NYNEX/New England Telephone

CLLI:
BKLIMAMADS1

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(617) 232, 264, 277-8, 355, 525, 566, 582, 632, 667, 713, 730-2, 745-5, 738-9, 754, 975
(857) 215, 218, 307

Notes:
Source: GSV

 

 

Brookline

"GG Remote"


 

Listing Updated:
November 2016

Operating Company:
Verizon/Bell Atlantic/NYNEX/New England Telephone

CLLI:
BKLIMAGGRS1

Switch Type:
Alcatel/Lucent 5ESS Remote

Prefixes Served:
(617) 432

Notes:
Source: GSV

 

 

Cambridge

"Bent Street"


 

Listing Updated:
November 2016

Operating Company:
Verizon/Bell Atlantic/NYNEX/New England Telephone

CLLI:
CMBRMABEDS1

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(617) 225, 252-3, 258, 324, 374, 444, 452, 494, 551, 577, 621, 679, 693, 761, 768, 866

Notes:
Source: GSV

 

 

Cambridge

"Ware Street"


 

Listing Updated:
November 2016

Operating Company:
Verizon/Bell Atlantic/NYNEX/New England Telephone

CLLI:
CMBRMAWADS2

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(617) 234, 339, 349, 354, 384, 430, 441, 465, 468, 491-3, 495-9, 503, 520, 540, 547, 575-6, 647, 661, 665, 685, 703, 798, 802, 806, 864, 868, 873, 876, 998
(857) 235

Notes:
Source: GSV

 

 

Chelsea


 

Listing Updated:
November 2016

Operating Company:
Verizon/Bell Atlantic/NYNEX/New England Telephone

CLLI:
CHLSMACHDS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(617) 634, 660, 884, 887, 889

Notes:
Also serves the East Boston ratecenter. Source: GSV

 

 

Dorchester


 

Listing Updated:
November 2016

Operating Company:
Verizon/Bell Atlantic/NYNEX/New England Telephone

CLLI:
DRCHMAADDS1

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(617) 265, 282, 287-8, 436, 474, 533, 740, 822, 825, 929

Notes:
Source: GSV

 

 

East Boston


 

Listing Updated:
November 2016

Operating Company:
Verizon/Bell Atlantic/NYNEX/New England Telephone

CLLI:
EBSTMASADS1

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(617) 561, 567-9

Notes:
Source: GSV

 

 

Hyde Park


 

Listing Updated:
November 2016

Operating Company:
Verizon/Bell Atlantic/NYNEX/New England Telephone

CLLI:
HYPKMAHADS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(617) 214, 333, 360-21, 364, 408, 604, 675, 705

Notes:
Source: GSV

 

 

Jamaica Plain

"West Roxbury"


 

Listing Updated:
November 2016

Operating Company:
Verizon/Bell Atlantic/NYNEX/New England Telephone

CLLI:
WRXBMABEDS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(617) 323, 325, 327, 363, 469
(857) 203

Notes:
Source: GSV

 

 

Milton


 

Listing Updated:
November 2016

Operating Company:
Verizon/Bell Atlantic/NYNEX/New England Telephone

CLLI:
MLTNMAADDS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(617) 296, 298, 696, 698, 898

Notes:
Source: GSV

 

 

Newton


 

Listing Updated:
November 2016

Operating Company:
Verizon/Bell Atlantic/NYNEX/New England Telephone

CLLI:
NWTNMAWADS0
NWTNMAWAPS0

Switch Type:
DS0: Genband/Nortel DMS-100
PS0: Packet End Office (unknown type)

Prefixes Served:
DS0: (617) 215, 219, 243-4, 332, 473, 527, 546, 552, 558-9, 609, 630, 641, 644, 655-6, 796, 881-2, 885, 928, 964-5, 969
PS0: (617) 659

Notes:
Source: GSV

 

 

Quincy

Photo 2


 

Listing Updated:
October 2012

Operating Company:
Verizon/Bell Atlantic/NYNEX/New England Telephone

CLLI:
QNCYMAHADS1

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(617) 328, 376, 471-2, 479, 483, 509, 537, 689, 745, 769-70, 773-4, 786, 847, 984-5

Notes:
Source: Nathan in MA.

 

 

Roxbury

Photo 2 | Photo 3


 

Listing Updated:
October 2012 / August 2013

Operating Company:
Verizon/Bell Atlantic/NYNEX/New England Telephone

CLLI:
RXBRMAWADS1

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(617) 427, 442, 445, 522, 524, 541, 971, 983, 989

Notes:
Source: Nathan in MA. Photo 3 provided by Roberto C.

 

 

Somerville

Photo 2 | Photo 3


 

Listing Updated:
August 2016

Operating Company:
Verizon/Bell Atlantic/NYNEX/New England Telephone

CLLI:
SOVLMACEDS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(617) 284, 591, 623, 625, 627-9, 666, 776, 863

Notes:
Source: Jay C.

 

 

South Boston


 

Listing Updated:
November 2016

Operating Company:
Verizon/Bell Atlantic/NYNEX/New England Telephone

CLLI:
SBTNMAEFDS0

Switch Type:
Alcatel/Lucent 5ESS

Prefixes Served:
(617) 268-9, 463-4

Notes:
Source: GSV

 

 

Watertown


 

Listing Updated:
November 2016

Operating Company:
Verizon/Bell Atlantic/NYNEX/New England Telephone

CLLI:
WTTWMAWCDS2

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(617) 673, 923-4, 026, 972

Notes:
Source: GSV

 

 

Winthrop


 

Listing Updated:
November 2016

Operating Company:
Verizon/Bell Atlantic/NYNEX/New England Telephone

CLLI:
WNTHMAMADS0

Switch Type:
Genband/Nortel DMS-100

Prefixes Served:
(617) 539, 846

Notes:
Source: GSV

 

 


Copyright 2016 Telephone Central Office Building Pictures
Page last modified November 16, 2016
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