─────── § 04. NPA RECORD · 983 · FOLIO 0785 OF 0801 ──────────────
983
United States NPA Record
Overlay area code activated in 2022 to provide additional numbering resources in the Denver-Boulder area alongside 303 and 720.
Overlay area code activated in 2022 to provide additional numbering resources in the Denver-Boulder area alongside 303 and 720.
IN SERVICEFirst record · 2021
§ 04.05Event Summary
relief planned · 1
§ 04.06
Documentary Record · 3 events
CHRONOLOGICAL ORDER
2021-05-21
relief planned
NPA 983 relief planned for 303/720 overlay complex
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2021-07-29
NPA 983 overlay on 303/720 announced
NPA 983 to Overlay NPA 303/720 (Colorado)
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2022-06-17
NPA 983 activated as overlay on 303/720
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