Standard Due Dates

2020 AT&T Observed Holidays

Region Date Holiday
All Wednesday Jan 01, 2020 New Year's Day
All Monday Jan 20, 2020 Martin Luther King Day
All Monday Feb 17, 2020 President's Day
All Friday Apr 10, 2020 Good Friday
All Monday May 25, 2020 Memorial Day
All Friday Jul 03, 2020 Independence Day
All Monday Sep 07, 2020 Labor Day
All Monday Oct 12, 2020 Columbus Day
All Thursday Nov 26, 2020 Thanksgiving Day
All Friday Nov 27, 2020 Day after Thanksgiving
All Thursday Dec 24, 2020 Christmas Eve
All Friday Dec 25, 2020 Christmas Day

The Local Service Centers (LSC) and Billing Service Center (BSC) will observe these holidays.

The OSS systems will be available during normal hours for each day and e-mail request will be accepted as well.

None of the dates above are valid due dates, unless specified otherwise on the due date board. Please use the due date board to validate due dates for these observed holidays.

Systems Hours of Operation

https://clec.att.com/clec_documents/unrestr/hb/13 State/227/oss/OSSHours.xls
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