─────── § 04. NPA RECORD · 611 · FOLIO 0413 OF 0801 ──────────────
611
Area Code Record
N11 abbreviated dialing code used in the North American Numbering Plan for reporting telephone service troubles or customer service issues.
N11 abbreviated dialing code used in the North American Numbering Plan for reporting telephone service troubles or customer service issues. It has been in use since the 1960s and is widely supported by landline and mobile providers.
IN SERVICENOT ASSIGNABLEFirst record · 1960
§ 04.05Event Summary
introduced · 1retired · 1
§ 04.06
Documentary Record · 2 events
CHRONOLOGICAL ORDER
1960-01-01
introduced
Standardization of 611 and 411 N11 codes
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1980-01-01
retired
Discontinuation of 811 for cellular trouble reporting
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