─────── § 04. NPA RECORD · 781 · FOLIO 0583 OF 0801 ──────────────
781
United States NPA Record
Area code created in September 1997 by splitting from 617, covering northern, western, and southern portions surrounding Boston, forming an almost complete ring around 617.
Area code created in September 1997 by splitting from 617, covering northern, western, and southern portions surrounding Boston, forming an almost complete ring around 617.
IN SERVICEFirst record · 1997
§ 04.05Event Summary
mandatory dialing · 2jeopardy · 1split · 1
§ 04.06
Documentary Record · 5 events
CHRONOLOGICAL ORDER
1997-09-01
split
NPA 781 split from 617
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1998-02-01
mandatory dialing
Mandatory use of area code 781
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1998-06-09
jeopardy
Extraordinary Jeopardy Procedures for 508, 617, 781 and 978 Numbering Plan Area (NPA) in Massachusetts
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2001-05-02
Activation of area code 339 as overlay for 781
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2001-05-02
mandatory dialing
Ten-digit dialing becomes mandatory in 781/339 overlay complex
▸