Area code 781 covers most of

Boston Boston (), officially the City of Boston, is the state capital and most populous city of the Commonwealth of Massachusetts, as well as the cultural and financial center of the New England region of the United States. It is the 24th- mo ...

‘s inner suburbs (the Route 128 corridor) and some outer suburbs (especially in the South Shore region). It was created as a split from

area code 617 Area codes 617 and 857 are the North American area codes serving Boston and several surrounding communities in Massachusetts—such as Brookline, Cambridge, Newton and Quincy ( LATA code 128). The main area code, 617, was one of the ori ...

on September 1, 1997 ( LATA code 128). Use of 781 became mandatory February 1, 1998. Area code 339 has been sharing the service area since May 2, 2001. Since then, 10 digit local dialing is mandatory. Some mobile phone numbers from the 1990s assigned to rate centers in 781 and 339 kept the 617 area code just on those mobile lines after it was split.

Communities

* Abington * Arlington *

Bedford Bedford is a market town in Bedfordshire, England. At the 2011 Census, the population of the Bedford built-up area (including Biddenham and Kempston) was 106,940, making it the second-largest settlement in Bedfordshire, behind Luton, whilst t ...

* Braintree * Burlington *

Canton Canton may refer to: Administrative division terminology * Canton (administrative division), territorial/administrative division in some countries, notably Switzerland * Township (Canada), known as ''canton'' in Canadian French Arts and ente ...

* Cohasset * Dedham *

Duxbury Duxbury (alternative older spelling: "Duxborough") is a historic seaside town in Plymouth County, Massachusetts, United States. A suburb located on the South Shore approximately to the southeast of Boston, the population was 16,090 at the 20 ...

* Halifax *

Hanover Hanover (; german: Hannover ; nds, Hannober) is the capital and largest city of the German state of Lower Saxony. Its 535,932 (2021) inhabitants make it the 13th-largest city in Germany as well as the fourth-largest city in Northern Germany ...

Hanson Hanson or Hansson may refer to: People * Hanson (surname) * Hansson (surname) * Hanson (wrestler), ringname of an American professional wrestler Musical groups * Hanson (band), an American pop rock band * Hanson (UK band), an English rock ...

* Hingham * Holbrook *

Hull Hull may refer to: Structures * Chassis, of an armored fighting vehicle * Fuselage, of an aircraft * Hull (botany), the outer covering of seeds * Hull (watercraft), the body or frame of a ship * Submarine hull Mathematics * Affine hull, in affi ...

* Kingston *

Lexington Lexington may refer to: Places England * Laxton, Nottinghamshire, formerly Lexington Canada * Lexington, a district in Waterloo, Ontario United States * Lexington, Kentucky, the largest city with this name * Lexington, Massachusetts, the oldes ...

* Lincoln * Lynn * Lynnfield * Malden * Marblehead * Marshfield * Medford *

Melrose Melrose may refer to: Places United Kingdom * Melrose, Scottish Borders, a town in the Scottish Borders, Scotland ** Melrose Abbey, ruined monastery ** Melrose RFC, rugby club Australia * Melrose, Queensland, a locality in the South Burnett R ...

* Nahant * Needham * Norwell * Norwood * Pembroke *

Plympton Plympton is a suburb of the city of Plymouth in Devon, England. It is in origin an ancient stannary town. It was an important trading centre for locally mined tin, and a seaport before the River Plym silted up and trade moved down river to P ...

* Randolph *

Reading Reading is the process of taking in the sense or meaning of letters, symbols, etc., especially by sight or touch. For educators and researchers, reading is a multifaceted process involving such areas as word recognition, orthography (spell ...

* Revere * Rockland * Saugus * Scituate * Sharon * Stoneham * Stoughton * Swampscott *

Wakefield Wakefield is a cathedral city in West Yorkshire, England located on the River Calder. The city had a population of 99,251 in the 2011 census.https://www.nomisweb.co.uk/census/2011/ks101ew Census 2011 table KS101EW Usual resident population, ...

* Waltham * Wellesley *

Weston Weston may refer to: Places Australia * Weston, Australian Capital Territory, a suburb of Canberra * Weston, New South Wales * Weston Creek, a residential district of Canberra * Weston Park, Canberra, a park Canada * Weston, Nova Scotia * ...

* Westwood * Weymouth * Whitman *

Winchester Winchester is a City status in the United Kingdom, cathedral city in Hampshire, England. The city lies at the heart of the wider City of Winchester, a local government Districts of England, district, at the western end of the South Downs Nation ...

* Woburn

Counties

Portions of the following counties are covered: *

Essex Essex () is a Ceremonial counties of England, county in the East of England. One of the home counties, it borders Suffolk and Cambridgeshire to the north, the North Sea to the east, Hertfordshire to the west, Kent across the estuary of the Riv ...

Middlesex Middlesex (; abbreviation: Middx) is a historic county in southeast England. Its area is almost entirely within the wider urbanised area of London and mostly within the ceremonial county of Greater London, with small sections in neighbour ...

Norfolk Norfolk () is a ceremonial and non-metropolitan county in East Anglia in England. It borders Lincolnshire to the north-west, Cambridgeshire to the west and south-west, and Suffolk to the south. Its northern and eastern boundaries are the Nor ...

Plymouth Plymouth () is a port city status in the United Kingdom, city and unitary authority in South West England. It is located on the south coast of Devon, approximately south-west of Exeter and south-west of London. It is bordered by Cornwall to ...

Suffolk Suffolk () is a ceremonial county of England in East Anglia. It borders Norfolk to the north, Cambridgeshire to the west and Essex to the south; the North Sea lies to the east. The county town is Ipswich; other important towns include ...

Regions

* Most of the South Shore and some of the North Shore * Suburbs along Route 128 and some surrounding towns

Central office codes (by location)

''(781)-NXX'' * Arlington (includes part of Medford):
316, 443, 483, 488, 574, 583, 641, 643, 645, 646, 648, 777, 819, 844, 859 * Braintree:
228, 267, 303, 348, 353, 356, 380, 394, 428, 510, 519, 535, 602, 654, 664, 794, 796, 817, 843, 848, 849, 884, 917, 926, 930, 952, 964 * Burlington:
202, 203, 221, 229, 238, 262, 265, 270, 272, 273, 313, 328, 345, 359, 362, 365, 387, 418, 425, 442, 494, 505, 552, 564, 565, 601, 653, 685, 730, 743, 744, 750, 757, 791, 825, 852, 892, 896, 993, 998 * Canton:
232, 298, 302, 332, 363, 364, 401, 415, 562, 571, 575, 615, 633, 713, 737, 739, 746, 770, 774, 821, 828, 830, 989 * Cohasset: 210, 236, 383, 527, 923 * Dedham (includes part of Westwood):
223, 251, 320, 326, 329, 355, 366, 375, 381, 407, 410, 441, 459, 461, 467, 471, 492, 493, 613, 636, 686, 690, 708, 742, 751, 752, 801, 915 * Hingham:
374, 385, 556, 630, 706, 735, 740, 741, 749, 783, 804, 836, 875, 903, 908, 919 * Hull: 214, 242, 773, 925 * Lexington (includes Bedford):
226, 230, 240, 266, 271, 274, 275, 276, 280, 301, 323, 325, 354, 357, 372, 377, 382, 402, 430, 456, 457, 458, 482, 515, 532, 533, 538, 541, 553, 597, 652, 669, 671, 674, 676, 687, 698, 734, 748, 761, 766, 778, 841, 845, 860, 861, 862, 863, 869, 879, 918, 945, 958, 981, 999 * Lincoln: 259 * Lynn:
215, 244, 248, 254, 268, 309, 346, 477, 479, 581, 584, 586, 592, 593, 594, 595, 596, 598, 599, 632, 691, 710, 715, 718, 731, 771, 780, 842, 910, 913 * Malden:
288, 321, 322, 324, 333, 338, 388, 397, 399, 420, 480, 502, 605, 627, 661, 667, 851, 870, 873, 905, 912 * Medford:
219, 306, 350, 391, 393, 395, 396, 475, 498, 518, 526, 539, 628, 655, 658, 723, 827, 866, 874, 957, 960 * Melrose:
432, 462, 517, 590, 606, 620, 662, 665, 712, 720, 979 * Needham:
247, 292, 343, 400, 429, 433, 444, 449, 453, 455, 465, 474, 495, 514, 540, 559, 644, 657, 707, 719, 726, 727, 898, 965, 972 * Norwood (includes part of Westwood):
255, 369, 278, 349, 352, 414, 440, 501, 551, 603, 619, 634, 680, 688, 702, 725, 762, 769, 856, 881, 929, 948, 949, 956 * Randolph (includes Holbrook):
300, 308, 390, 437, 473, 506, 510, 607, 767, 785, 815, 824, 885, 888, 961, 963, 986 * Reading:
205, 282, 315, 439, 509, 649, 670, 673, 677, 758, 764, 765, 779, 872, 909, 942, 944 * Revere:
241, 284, 286, 289, 426, 485, 549, 560, 629, 656, 808, 823, 853, 858, 922, 951, 953, * Saugus:
231, 233, 558 * Stoneham:
279, 435, 438, 454, 481, 507, 568, 572, 799, 832, 835, 850, 954, 984 * Wakefield:
213, 224, 245, 246, 258, 295, 360, 451, 486, 548, 557, 567, 587, 621, 683, 716, 876, 914, 928, 968 * Waltham (includes part of Weston):
207, 208, 209, 212, 216, 249, 250, 256, 290, 296, 299, 314, 317, 330, 370, 373, 386, 392, 398, 409, 419, 434, 464, 466, 472, 478, 487, 513, 516, 522, 529, 530, 543, 547, 577, 609, 612, 614, 622, 642, 647, 663, 668, 672, 678, 684, 693, 697, 699, 736, 768, 775, 786, 788, 790, 795, 810, 833, 839, 864, 890, 891, 893, 894, 895, 899, 902, 906, 907, 916, 966, 996 * Wellesley (includes part of Weston):
235, 237, 239, 263, 283, 304, 371, 416, 431, 446, 489, 591, 694, 705, 772, 943, 992, 997 * Weymouth:
277, 331, 335, 337, 340, 413, 534, 624, 626, 637, 682, 724, 789, 803, 812, 901, 927, 974, 985 * Winchester:
218, 358, 368, 369, 389, 570, 589, 604, 625, 717, 721, 722, 729, 756, 760, 838, 971, 977, 983 * Woburn:
281, 287, 305, 367, 376, 404, 405, 460, 491, 496, 497, 503, 504, 528, 537, 569, 608, 638, 640, 696, 704, 759, 782, 787, 865, 883, 897, 904, 932, 933, 935, 937, 938, 939, 962, 670, 994, 995 ---- ''(339)-NXX'' * Arlington: 368, 707 * Braintree: 235 * Bryantville: 244, 933 * Burlington: 234 * Cambridge: 550, 940, 976 * Canton: 237, 502 * Cohasset: 337 * Dedham: 204 * Hingham: 200, 236 * Kingston: 309, 832 * Lexington: 223, 970 * Lincoln: 333 * Lowell: 920 * Lynn: 440, 883 * Malden: 224 * Marshfield: 793 * Medford:221, 545, 674 * Melrose: 293 * Needham: 225 * Norwell: 613 * Norwood: 206 * Randolph: 987 * Revere: 226, 532 * Rockland: 469, 788 * Saugus: 600 * Scituate: 526 * Sharon: 230, 364 * Wakefield: 203, 219 * Waltham: 222, 814 * Wellesley: 686 * Weymouth: 355, 499 * Woburn: 227, 298, 645, 927

N11 codes

* 2-1-1: United Way Worldwide (UWW) and the Alliance for Information and Referral Systems (AIRS) * 3-1-1: unused *

4-1-1 4-1-1 is a telephone number for local directory assistance in Canada and the United States. Until the early 1980s, 4-1-1 and the related 1-1-3 number were free to call in most states. In the United States, the service is common known as “info ...

directory assistance In telecommunications, directory assistance or directory inquiries is a phone service used to find out a specific telephone number and/or address of a residence, business, or government entity. Technology Directory assistance systems incorporate ...

5-1-1 5-1-1 is a transportation and traffic information telephone hotline in some regions of the United States and Canada. Travelers can dial 511, a three-digit telephone number, on landlines and most mobile phones. The number has also extended to ...

traffic Traffic comprises pedestrians, vehicles, ridden or herded animals, trains, and other conveyances that use public ways (roads) for travel and transportation. Traffic laws govern and regulate traffic, while rules of the road include traffic ...

information Information is an abstract concept that refers to that which has the power to inform. At the most fundamental level information pertains to the interpretation of that which may be sensed. Any natural process that is not completely random, ...

or police non-emergency services (treated as calling to the 617 area code) *

6-1-1 For customers of some telephone companies in Canada and in the U.S., 6-1-1 is the abbreviated dialing telephone number used to report a problem with telephone service, or with a payphone. It is an N11 code of the North American Numbering Plan t ...

: unused * 7-1-1: TDD

relay A relay Electromechanical relay schematic showing a control coil, four pairs of normally open and one pair of normally closed contacts An automotive-style miniature relay with the dust cover taken off A relay is an electrically operated switch ...

(MassRelay) for the

deaf Deafness has varying definitions in cultural and medical contexts. In medical contexts, the meaning of deafness is hearing loss that precludes a person from understanding spoken language, an audiological condition. In this context it is written ...

8-1-1 8-1-1 is an N-1-1 telephone number in Canada and the United States. In Canada, the number is used for non-urgent health services. In the United States, 8-1-1 provides a uniform national phone number to access local utility location services. ...

: underground public utility location (Dig Safe), *

9-1-1 , usually written 911, is an emergency telephone number for the United States, Canada, Mexico, Panama, Palau, Argentina, Philippines, Jordan, as well as the North American Numbering Plan (NANP), one of eight N11 codes. Like other emergency n ...

emergency service Emergency services and rescue services are organizations that ensure public safety and health by addressing and resolving different emergencies. Some of these agencies exist solely for addressing certain types of emergencies, while others deal w ...

sState 911 Department
/ref>

References

External links

Massachusetts Area Code Map
Mass. Department of Telecommunications and Cable {{Area code box , State = MA , This = Area code 339/781 completely surrounds 617/857 , N = 978/351 , S = 508/774 , W = 413 , E = 617/857,

Atlantic Ocean The Atlantic Ocean is the second-largest of the world's five oceans, with an area of about . It covers approximately 20% of Earth's surface and about 29% of its water surface area. It is known to separate the " Old World" of Africa, Europe ...

781 781 Telecommunications-related introductions in 1997 Telecommunications-related introductions in 2001 1997 establishments in Massachusetts 2001 establishments in Massachusetts