─────── § 04. NPA RECORD · 900 · FOLIO 0702 OF 0801 ──────────────
900
United States NPA Record
Area code 900 is a premium-rate telephone area code in the North American Numbering Plan, introduced in 1971.
Area code 900 is a premium-rate telephone area code in the North American Numbering Plan, introduced in 1971. It is used for services that charge high per-minute or per-call fees, including adult entertainment, technical support, and other premium services.
IN SERVICEFirst record · 1971
§ 04.05Event Summary
other · 7service reduction · 5service expansion · 2activated · 1introduced · 1
§ 04.06
Documentary Record · 16 events
CHRONOLOGICAL ORDER
1971-01-01
activated
NPA 900 installed for premium-rate and network management use
▸
1971-01-01
introduced
Area code 900 introduced as premium-rate code
▸
1977-03-05
service expansion
First major national use of 900 service for 'Ask President Carter'
▸
1977-03-05
other
First known use of 900 number for 'Ask President Carter' program
▸
1980-01-01
service expansion
NPA 900 restructured for premium-rate services
▸
1980-01-01
other
Area code 900 restructured as premium-rate special area code
▸
1987-01-01
service reduction
California requires blocking option for premium-rate numbers
▸
1987-01-01
other
California requires option to block premium-rate numbers
▸
1991-01-01
service reduction
Adult entertainment 900 numbers largely absent from major carriers
▸
1991-01-01
other
FCC adopts rules to govern pay-per-call services using 900 numbers
▸
1992-01-01
service reduction
Supreme Court upholds law blocking adult content on 900 numbers
▸
1992-01-01
other
Law blocks adult content on 900 numbers except by written request
▸
1993-11-01
other
FTC's 900-Number Rule takes effect
▸
2002-01-01
service reduction
AT&T ceases billing for new 900 numbers
▸
2002-03-25
other
AT&T withdraws from billing customers for 900 numbers
▸
2012-01-01
service reduction
Verizon, last major carrier, withdraws from 900 number billing
▸