Area Code 617
Telephone Central Office Building Pictures

The following are representative examples of telephone central office buildings in Area Codes 617 (with overlay Area Code 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: Nokia/Alcatel/Lucent 5ESS Prefixes Served: (617) 404, 484, 486, 489, 85, 883, 993 Notes: Source: GSV
Boston "Back Bay" Photo 2 | Photo 3	Listing Updated: September 2022 Operating Company: Verizon/Bell Atlantic/NYNEX/New England Telephone CLLI: BSTNMABEDS2 BSTNMABEDS9 Switch Type: DS2: Nokia/Alcatel/Lucent 5ESS DS9: Ribbon/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: Current photo: GSV. Photos 2-3: Nathan in MA. (April 2012)
Boston "Bowdoin"	Listing Updated: November 2016 Operating Company: Verizon/Bell Atlantic/NYNEX/New England Telephone CLLI: BSTNMABODS2 BSTNMABODS9 Switch Type: DS2: Nokia/Alcatel/Lucent 5ESS DS9: Ribbon/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 | Photo 3	Listing Updated: October 2023 Operating Company: Verizon/Bell Atlantic/NYNEX/New England Telephone CLLI: BSTNMAHADS9 Switch Type: Nokia/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: Current photo: GSV. Photos 2-3: Nathan in MA. (February 2012)
Brighton	Listing Updated: November 2016 Operating Company: Verizon/Bell Atlantic/NYNEX/New England Telephone CLLI: BITNMAWIDS1 Switch Type: Nokia/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: Ribbon/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: Nokia/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: Nokia/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: Nokia/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: Nokia/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: Nokia/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: Nokia/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: Nokia/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: Nokia/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: Ribbon/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: Ribbon/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 | Photo 3	Listing Updated: July 2023 Operating Company: Verizon/Bell Atlantic/NYNEX/New England Telephone CLLI: QNCYMAHADS1 Switch Type: Ribbon/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: Current photo: GSV. Photos 2-3: Nathan in MA. (October 2012)
Roxbury Photo 2 | Photo 3 | Photo 4	Listing Updated: October 2022 Operating Company: Verizon/Bell Atlantic/NYNEX/New England Telephone CLLI: RXBRMAWADS1 Switch Type: Nokia/Alcatel/Lucent 5ESS Prefixes Served: (617) 427, 442, 445, 522, 524, 541, 971, 983, 989 Notes: Current photo: GSV. Photo 2: Nathan in MA. (October 2012). Photo 4 provided by Roberto C. (August 2013)
Somerville Photo 2 | Photo 3	Listing Updated: August 2016 Operating Company: Verizon/Bell Atlantic/NYNEX/New England Telephone CLLI: SOVLMACEDS0 Switch Type: Nokia/Alcatel/Lucent 5ESS Prefixes Served: (617) 284, 591, 623, 625, 627-9, 666, 776, 863 Notes: Source: Jay Copson
South Boston	Listing Updated: November 2016 Operating Company: Verizon/Bell Atlantic/NYNEX/New England Telephone CLLI: SBTNMAEFDS0 Switch Type: Nokia/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: Ribbon/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: Ribbon/Genband/Nortel DMS-100 Prefixes Served: (617) 539, 846 Notes: Source: GSV

Visit other Massachusetts Area Codes: 413 508 617 781 978

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