JOINT BASE ANDREWS, Md. –
In order to accommodate more phone customers on Joint Base Andrews, the 744th Communications Squadron is in the process of upgrading our telephone switch. William A. Jones III Building and Joint Base Andrews telephone users will need to dial seven digits (612-XXXX) to contact occupants in the William A. Jones III Building. William A. Jones III Building occupants will dial other members on base (external to the William A. Jones III Building) using the current dialing plan.
Intra-Base Dialing: 2-XXXX, 7-XXXX, or 6-XXXX
Off Base Local Dialing: 99 (301) XXX-XXXX, 99 (240) XXX-XXXX and a select 99 (703) XXX-XXXX
Off Base Long Distance: 98 (XXX) XXX-XXXX (Unit TCO will issue PIN to select users)
Incoming DSN Dialing: 858-XXXX, 278-XXXX, 857-XXXX, 612-XXXX
Your organization's telephone control officers (TCO) are the initial source of information and guidance for all questions you may have concerning this issue. If there are questions about whom the TCOs are for your organization; call the Joint Base Andrews TCO Manager at DSN 858-9628/3674; Intra Base 981-9628/3674; Commercial 301-981-9628/3674. Also, customers can reference the Joint Base Andrews base guide (page 68) and website for general information about the dialing plan. Web Site: https://www.my.af.mil/gcss-af/USAF/AFP40/d/s6925EC13564C0FB5E044080020E329A9/Files/AFD-110301-036.pdf
Base guides are free and available in building 1535 Command Drive, Suite AB 210 B.
Please Note: Dialing changes are on the way for all Joint Base Andrews customers. In the very near future, Joint Base Andrews phone dialing will change from five to seven digits for all telephone users on base.