Area codes 617 and 857
Area codes 617 and 857 are telephone
History
Massachusetts was the only
In July 1988, most of the western, northern, and southern portions of the old 617 territory, including
In 1997, the northern, western and southern portions of the new 617 split off as
This was intended as a long-term solution, but within three years 617 was close to exhaustion once again due to the demand for more phone lines for auxiliary devices (mobile phones, fax machines, pagers, and BBS lines). On May 2, 2001, 857 was
Some mobile telephone numbers from the 1990s assigned to communities in the area surrounding 617 (which is now the 781 area code) kept the 617 area code after the split.
As of 2018, the 617/857 NPA is projected to be exhausted by 2041.[1]
Service area
The numbering plan area 617/857 includes portions of the following counties:
This includes the following communities:
Central office codes by location
The NPA includes central offices with the following prefix format 617-NXX:[2][3][4]
- Belmont: 209, 404, 484, 486, 489, 672, 826, 855, 883, 932, 977, 993
- Boston Central: 204, 205, 210, 212, 217, 222, 223, 224, 226, 227, 228, 235, 236, 239, 246, 247, 248, 255, 259, 261, 262, 263, 266, 267, 275, 279, 283, 289, 292, 293, 295, 303, 304, 305, 306, 309, 310, 312, 314, 316, 320, 330, 331, 338, 341, 342, 343, 345, 346, 348, 350, 351, 352, 353, 356, 357, 358, 366, 367, 368, 369, 371, 372, 373, 375, 377, 378, 385, 391, 392, 399, 406, 407, 412, 413, 414, 416, 421, 422, 423, 424, 425, 426, 428, 429, 434, 437, 438, 439, 443, 447, 448, 449, 450, 451, 456, 457, 459, 470, 476, 478, 480, 482, 488, 490, 502, 504, 507, 510, 512, 513, 515, 517, 519, 521, 523, 526, 530, 531, 532, 534, 535, 536, 542, 543, 549, 556, 557, 563, 565, 570, 571, 572, 573, 574, 578, 579, 585, 587, 589, 590, 592, 593, 594, 595, 598, 603, 619, 620, 624, 626, 635, 636, 637, 638, 643, 645, 646, 648, 650, 654, 662, 664, 670, 671, 672, 680, 683, 686, 692, 694, 695, 697, 699, 717, 719, 720, 721, 722, 723, 724, 725, 726, 727, 728, 733, 737, 742, 743, 747, 748, 753, 755, 756, 757, 760, 763, 772, 777, 778, 780, 784, 785, 788, 790, 794, 799, 816, 818, 820, 823, 824, 828, 830, 832, 834, 835, 838, 839, 840, 848, 849, 850, 851, 854, 856, 859, 861, 865, 867, 869, 872, 875, 877, 878, 880, 888, 892, 894, 896, 897, 901, 904, 908, 912, 918, 919, 921, 927, 931, 933, 936, 937, 938, 939, 943, 946, 947, 948, 951, 954, 956, 959, 960, 961, 963, 973, 986, 988, 989, 994
- Brighton: 202, 206, 208, 254, 300, 319, 403, 415, 560, 562, 586, 746, 779, 782, 783, 787, 789, 817, 870, 891, 903, 925, 987
- Brookline: 232, 264, 274, 277, 278, 355, 383, 396, 432, 487, 505, 525, 566, 582, 608, 632, 651, 667, 677, 713, 730, 731, 732, 734, 735, 738, 739, 751, 754, 860, 879, 906, 935, 953, 975, 991, 992
- Cambridge: 201, 216, 218, 225, 229, 230, 233, 234, 245, 250, 251, 252, 253, 256, 258, 280, 290, 299, 301, 308, 324, 335, 339, 349, 354, 359, 374, 384, 386, 388, 395, 397, 401, 417, 430, 441, 444, 452, 453, 460, 465, 468, 475, 491, 492, 493, 494, 495, 496, 497, 498, 499, 500, 503, 520, 528, 540, 547, 550, 551, 575, 576, 577, 583, 588, 599, 613, 621, 642, 647, 649, 661, 665, 674, 679, 682, 685, 693, 703, 710, 714, 715, 758, 761, 768, 798, 800, 802, 803, 806, 812, 821, 836, 844, 852, 858, 864, 866, 868, 871, 873, 876, 899, 902, 909, 914, 940, 945, 949, 955, 976, 995, 998, 999
- Charlestown: 241, 242, 286, 337, 380, 398, 580, 669, 681, 712, 886, 952, 982
- Chelsea: 270, 336, 370, 409, 461, 466, 660, 819, 884, 887, 889, 958
- Dorchester: 265, 282, 287, 288, 297, 326, 379, 436, 446, 474, 506, 514, 533, 704, 707, 740, 822, 825, 905, 929, 979
- East Boston: 271, 418, 455, 561, 567, 568, 569, 634, 716, 874, 895, 913, 970, 981, 997
- Everett: 203, 294, 381, 382, 387, 389, 394, 410, 420, 544, 545, 601, 843, 917, 944
- Hyde Park (includes Readville and parts of Milton): 214, 272, 276, 333, 360, 361, 362, 364, 408, 604, 675, 705, 833, 910, 990
- Jamaica Plain (includes Roslindale and West Roxbury): 323, 325, 327, 344, 363, 390, 435, 469, 477, 522, 524, 553, 676, 942, 971, 983
- Melrose: 957
- Milton (includes Mattapan; see also Hyde Park): 273, 291, 296, 298, 313, 322, 433, 615, 690, 696, 698, 898, 907, 915, 922, 980
- Newton: 213, 215, 219, 243, 244, 332, 340, 431, 454, 467, 473, 485, 527, 546, 552, 558, 559, 564, 581, 584, 597, 609, 610, 614, 618, 630, 631, 641, 644, 655, 656, 658, 659, 663, 678, 762, 775, 795, 796, 831, 853, 862, 881, 882, 885, 893, 916, 928, 964, 965, 969
- Quincy: 221, 237, 249, 302, 317, 328, 347, 376, 405, 471, 472, 479, 481, 483, 509, 537, 639, 653, 657, 687, 689, 691, 706, 729, 745, 750, 769, 770, 773, 774, 786, 793, 801, 804, 829, 837, 842, 845, 847, 890, 934, 984, 985
- Roxbury: 238, 318, 400, 427, 442, 445, 516, 541, 602, 606, 652, 708, 749, 792, 989
- Saugus: 285
- Somerville: 284, 440, 501, 591, 616, 623, 625, 627, 628, 629, 666, 684, 702, 718, 741, 764, 767, 776, 863, 941, 996
- South Boston: 268, 269, 307, 315, 334, 463, 464, 596, 622, 701, 752, 765, 766
- Watertown: 231, 321, 393, 402, 458, 600, 607, 612, 668, 673, 744, 923, 924, 926, 972
- Winthrop: 207, 329, 539, 841, 846
The NPA includes central offices with the following prefix format 857-NXX:
- Belmont: 373, 626
- Boston Central: 201, 204, 205, 207, 221, 222, 238, 241, 254, 257, 272, 277, 284, 288, 294, 319, 334, 350, 355, 362, 366, 383, 413, 445, 449, 453, 472, 488, 654, 753, 869, 891, 931, 991, 996
- Brighton: 498, 540, 559, 919
- Brookline: 218, 225, 234, 245, 307, 364, 576
- Cambridge: 209, 253, 550, 600, 756, 829, 928, 940, 976, 998
- Charlestown: 389, 452, 588
- Chelsea: 776
- Dorchester: 212, 217, 220
- East Boston: 574
- Everett: 363, 888
- Hyde Park: 342, 345
- Jamaica Plain: 203, 547, 719, 728
- Milton: 598
- Newton: 226, 229, 231, 232, 255, 404, 636
- Quincy: 252, 403, 499, 526, 939
- Roxbury: 399, 492, 544
- Somerville: 227, 523, 995, 997
- South Boston: 401, 496, 524
- Watertown: 228
- Winthrop: 201, 816
N11 codes
- United Way Worldwide (UWW) and the Alliance for Information and Referral Systems(AIRS)
- 3-1-1: Used in Newton, Boston, and elsewhere[5]for 3-1-1 services.
- 4-1-1: directory assistance
- 5-1-1: traffic information or police non-emergency services[6]
- 6-1-1: unused (on landlines)
- deaf[7]
- 8-1-1: underground public utility location (Dig Safe),[8][9]
- 9-1-1: emergency services
See also
References
- ^ 2018 October NANPA Exhaust Projections
- ^ Staff writer (2023). "Area Code 617/857 map and data profile". Zipdatamaps. Retrieved January 12, 2023.
- ^ Staff writer (2016). "Central Office Code information". Directory-Assistance.net. Archived from the original on June 30, 2011. Retrieved January 12, 2023.
- ^ Staff writer (2009). "617 Area Code exchanges". areacodedownload.com. Archived from the original on February 8, 2009. Retrieved January 12, 2023.
- ^ Operational Services Brief: 311 in Massachusetts, Edward J. Collins Center for Public Management Publications, 10-24-2008
- ^ 511 Massachusetts
- ^ Mass Relay
- ^ Dig Safe
- ^ FCC Doc. No. 92-105
External links
- NANPA area code map of Massachusetts
- Massachusetts Area Code Map, Mass. Department of Telecommunications and Cable
- NANP Administrator (July 2, 1987). "Split of the 617 Numbering Plan Area (NPA)" (PDF). www.nationalnanpa.com. IL-87/07-003. NANP Administrator. Retrieved January 11, 2023.
Provides notification of date for the split of the 617 NPA and introduction of the new 508 NPA in Massachusetts.
{{cite web}}
: CS1 maint: date and year (link) - Staff writer (2023) [2005]. "Area Code 617 map and data profile". Area-Codes.com. Retrieved January 12, 2023.
Area Code 617 Demographic Information
- "Local Calling Guide". localcallingguide.com. 2023. Retrieved January 12, 2023.
- Staff writer (2023). "Area Code, Exchange, Telco, Switch info in 617". telcodata.us. Retrieved January 12, 2023.
North: 339/781 | ||
West: 339/781 | Area codes 617/857 | East: Atlantic Ocean |
South: 339/781 |