Frequently Asked Questions

Most virtual office plans can be activated the same day. Once you select your plan, you'll receive your K Street business address, mail handling, and any included phone services right away. There's no lengthy onboarding process — just choose your package and start using your new business address immediately.

No. All OSI services are available on a month-to-month basis with no long-term contracts, no deposits, and no setup fees. Our flexible terms allow you to scale up, scale down, or cancel at any time without penalty.

Absolutely. Many of our clients are based in other states or countries and use our K Street address as their Washington DC business presence. Our digital mail scanning, mail forwarding, phone services, and online member portal make it easy to manage everything remotely from anywhere in the world.

Register for your plan, then complete and notarize USPS Form 1583 and provide two forms of ID. Let us know whether you'll pick up mail in person or have it forwarded ($5/month plus postage). Once signup is complete, your business address is [Your Company Name], 1629 K Street NW, Suite 300, Washington DC 20006.

Form 1583 is the USPS authorization that lets us receive mail on your behalf. It must be completed and notarized, and you'll provide two forms of identification. If you don't have access to a US notary, we can refer you to an online notary service, and we'll schedule a brief ID-verification video call. Once we receive the notarized form and your two IDs, your account setup is complete.

Log in at osiitservices.com using the email address on file as your Login ID and your member number as your temporary password. From the portal you can view your mail scans, book meeting rooms, and update your payment card under Finances. If you've changed your password and forgotten it, contact us and we'll reset it.

You can book a virtual or in-person tour through our online scheduler using the “Book a Tour or a Call” button below, or simply call or email us with a few dates and times that work for you and we'll arrange it.

We offer services on both an a la carte basis and in packages, allowing flexible tailoring of service to your needs. Our charges, basic and ancillary, are stated online and in physical handout form, in a simple and direct way allowing you to see the cost of whatever combination you select and other possible options.

All pricing is transparent and easily accessible. Our charges are stated online and in physical handout form in a straightforward way, allowing you to see the cost of whatever service combination you select alongside other possible options. There are no hidden fees, no setup charges, and no deposits required.

Our Enhanced Mail service — business address plus mailbox — is $65/month, discounted to $35/month for your first six months. Mail + Phone service is $115/month, and the Comprehensive package (address, a 202 phone number, and 16 hours of prepaid office use) is $165/month. Popular add-ons include digital mail scanning at $15/month and mail forwarding at $5/month plus postage. All plans are month-to-month with no startup fee.

We accept credit and debit cards (through the member portal or by phone with our receptionists), PayPal, Venmo, and Zelle (manager@osioffices.com), as well as checks, cash, and money orders. We do not accept CashApp, ACH, or wire transfers. Monthly bills are due on the 1st, and late charges begin accruing after the 10th.

Yes — 10% off for annual prepayment and 5% off for a six-month prepayment.

Yes, we can change your plan at any time; the new rate takes effect the following month. Lower tiers include mail-only service at $65/month and Mail + Phone at $115/month, and you can keep a lobby directory listing for $10/month. Giving up a physical office or desk requires 30 days' notice.

Yes — each account can hold up to four entities or trade names. The first two are included at no charge, and the third and fourth are $5/month each (a one-time documentation fee may apply). Beyond four entities, a separate account is required.

Our plans are month-to-month service agreements, and cancellation can be done by email or telephone contact. Mail-only service can be terminated effective at the end of the current month; giving up a physical office or desk space requires 30 days' notice, and your account should be current before termination. No deposits are required, and none are held to secure term requirements.

Although we can terminate clients at will, we generally exercise our termination rights only for non-payment, conduct detrimental to good order in a shared office environment, or evidence of conduct which is criminal or otherwise injurious to other persons or legal entities.

The average client stay is about 18 months. Persistence rates vary by occupation. We serve a broad spectrum of businesses and civic organizations including attorneys, mental health professionals, info tech professionals, international trade firms, and nonprofit organizations.

In most categories, we see persistence for periods ranging up to and beyond 20 years. The most frequently cited reasons for departure are relocation to another area, moving to full-time offices, or firms splitting or dissolving.

Yes — you receive a $50 credit on your account for each client you refer to us.

Yes. Let us know the account and billing period and we'll send the invoice or statement — including bills addressed to a specific company name on your account, and statements for closed or past accounts.

Yes. OSI's K Street address is a real commercial office space with a DC Certificate of Occupancy, making it fully acceptable for LLC registration with the DC Department of Licensing and Consumer Protection (DLCP). Many of our clients use our address as their principal office address when forming their LLC.

Yes. We offer DC registered agent services for $5 per month per entity — $120 per year, with a 10% discount for annual prepayment — as an add-on to any business address plan. As your registered agent, listed as “OSI Management Inc.” at 1629 K Street NW, Suite 300, Washington DC 20006, we receive legal documents and service of process at our K Street location and provide same-day notification when documents arrive.

Yes. Because our address is a real commercial street address — not a P.O. Box — it is accepted by the IRS for EIN applications and other tax-related correspondence. You can list 1629 K Street NW, Suite 300, Washington DC 20006 as your business address on IRS forms.

Yes. Most banks accept our K Street address as a legitimate business address for opening commercial accounts. We can provide supporting documentation such as a lease agreement or letter of authorization to satisfy bank verification requirements. We recommend contacting your bank in advance to confirm their specific documentation needs.

Yes. Send us the exact legal business name and title you want on the lease and we'll prepare it for you. Each account includes one lease document; additional leases are $35 each.

Yes. Our K Street address meets the physical location requirements for SAM.gov (System for Award Management) registration, CAGE code assignment, and UEI (Unique Entity ID) registration. We provide a signed lease and Certificate of Occupancy in your registered business name to support your registration, and many of our clients have successfully registered with SAM.gov using our documents. Some also add a dedicated desk or private office to strengthen compliance.

Yes. OSI provides the documentation needed to support your CBE certification application, including a lease and Certificate of Occupancy as proof of a DC physical business location. Our dedicated desk solutions, starting at $340/month, meet the physical nexus requirements for DC's Certified Business Enterprise program, and our clients have obtained CBE certification using designated desk spaces.

Yes. We can provide the 1629 K Street NW address plus a lease and Certificate of Occupancy for credentialing and licensing applications, and we can also provide a letter on OSI letterhead confirming your business address and mail receipt.

OSI Offices is home to over 1,500 businesses, including more than 400 attorneys, and has supported DC professionals at a K Street address for 45 years. The environment is tailored to legal practitioners — clients within the community serve as notaries, and our team can assist as witnesses when needed.

Several options are available for receiving your mail:

• Pickup at the office
• Forward by post — weekly (every Friday), monthly, or as mail is received — for $5/month plus postage at cost plus 25%
• Forward by courier company upon request or upon agreed schedule; courier costs plus 25%, or use your own courier account
• Email contents of letters (depending on your digital mail package)

Standard monthly forwarding goes out on the second Tuesday of the month. Courier account records are kept in a cabinet in a locked area to protect your information.

Yes. Because our address is a real commercial office — not a P.O. Box — we accept deliveries from all carriers including USPS, UPS, FedEx, DHL, and Amazon. Our staff receives and securely stores your packages and notifies you when they arrive. You can pick them up during business hours or arrange forwarding.

Digital mail scanning is a $15/month add-on. Our staff scans the front of your incoming mail in real time and delivers the images to your email and online member portal, and we can also open and scan letter contents — on request or automatically. You'll receive instant notifications when new mail arrives, so you can manage everything remotely without visiting the office.

Yes. Once your signup is complete, you are welcome to use your OSI K Street address on all business materials including your website, business cards, letterhead, Google Business Profile, and government filings — and as your principal place of business. Use the format: [Your Company Name], 1629 K Street NW, Suite 300, Washington DC 20006.

Always use 1629 K Street NW, Suite 300, Washington DC 20006. Most mail addressed to the building reaches us even when the suite number is wrong, but mail addressed to another suite may be returned to sender — so confirm the correct address with your senders.

Yes — just send us the names of the people you'd like to authorize and we'll add them to your account so we can accept and hold their mail.

Yes, via USPS or FedEx. Tell us which carrier you prefer — we'll weigh your mail and provide a cost estimate before sending. You can also provide a prepaid shipping label or your own FedEx account number.

Yes. Email us your print request — single- or double-sided, color or black-and-white, and where it should ship — and we'll print and ship it via FedEx or USPS with tracking. Requests submitted by 3:30 PM are processed the same day. You can also self-print and self-fax at the office using your copier access code; staff administrative support is available at $30/hour with a 30-minute minimum.

We hold your mail for pickup for 30 days after termination; after that, any mail received is returned to sender. Notify your correspondents of your new address directly rather than filing a USPS change-of-address form — the Post Office's forwarding system does not reliably route mail from commercial addresses like ours.

Yes. A shred bin is available in the mailroom, and for scanned mail you can request shredding of any item directly from the scan notification email.

Yes. We provide a Certificate of Occupancy for the 1629 K Street address for DC licensing, banking, and regulatory filings. Once you've signed up for mail service and submitted your completed, notarized Form 1583, we can issue it — no registered agent service required.

Yes, subject to space availability, for $10 per month. Just provide the exact name as you'd like it to appear.

We provide you with a 202 (Washington DC) number, and calls can be handled in a variety of flexible ways:

• Answered live by our receptionists with a voicemail backup — live answering with call relay is $20/month per line
• Sent to voicemail, with each message emailed to you
• Auto-forwarded to a number you provide for $25/month
• Routed in one mode during certain hours and other modes at other hours

We can issue multiple numbers if you have more than one professional or commercial identification, and different numbers can be programmed for different handling. We offer 202 numbers only, but can forward calls from a number you already own. You can modify phone routing methods by email, phone, or personal contact with receptionists.

Yes, you can take your phone and fax numbers with you upon leaving the service. There is no charge for doing so at this time.

Use of our in-house fax has no monthly service fee and a $0.50 per page inbound cost. Assignment of a separate number for fax service is $10/month, with no per page cost. E-fax services typically charge $10–$15 per month, plus page count fees.

Yes, incoming faxes can be emailed to you as an image file.

Dial 202-508-1441, press the star key, enter your 4-digit extension followed by the pound key, then press 1 to listen to your messages or 9 to delete. To change your greeting, email us the greeting text you'd like and we'll record and update it for you.

English and Spanish.

Yes. Meeting rooms and office space are available on an hourly basis to both members and non-members, with no membership required and no minimum rental period. Drop-in offices are $18 per hour, conference rooms range from about $22 to $30 per hour depending on room size, and podcast studios are $14 per hour. Simply call or email to reserve a room for the time you need.

Virtual office and mail clients have access Monday–Friday 7:30 AM–9:00 PM and Saturday 9:00 AM–6:00 PM (closed Sundays); full-time office clients have 24/7 access. The building door locks after 6 PM on weekdays and all day Saturday, with after-hours entry by Kastle access card ($15). On federal holidays the office is open 9 AM–6 PM, though staff are not present.

Our full-time, exclusive-use clients can meet their clients 24/7 at no additional charge. On-demand clients can see clients from 7:30 AM to 9 PM on weekdays and from 9 AM to 6 PM on Saturdays, with access by card and password.

Charges for office use depend upon the service plan chosen. Lower hourly prices are provided with plans that include prepaid office hours; somewhat higher but still very competitive charges apply with plans that have no prepaid hours. There is no surcharge for evening or weekend access.

Reservations can be made by phone or email through our receptionists, or online through the member portal — log in, go to Scheduling, search for an available room at your preferred time, and click “Book It” to receive a confirmation email. Cancellations and changes can be made the same way, and standing reservations are available for recurring needs.

Yes — a $35/month package includes 3 hours of meeting space per month, with additional hours at $14 per hour. It does not include mail service or use of the address, but you can add services such as digital mail separately.

Yes, light refreshments are welcome — we just ask that you leave the room clean and dispose of trash properly. There are plenty of carry-out options within a block or two, including Corner Bakery, Pret A Manger, and Panera Bread.

Designated desks start at $279/month for business-hours access with mail service, $340/month for 24/7 access with mail and 5 hours of monthly meeting space, or $500/month for 24/7 access plus live phone answering, digital mail, and additional meeting hours. All desk plans include a lease and Certificate of Occupancy on request.

Fully furnished private interior offices start at $900 per month and window offices at $1,250 per month, depending on size and availability.

Private offices are fully furnished with a desk, executive chair, and visitor seating, and include 24/7 secure building access, high-speed fiber internet (roughly 100–300 Mbps, wired and wireless), mail service, 15 hours per month of conference room use, reception services during business hours, and kitchen and business lounge access.

Yes, OSI is designed to facilitate paperless office systems and can transmit and receive information by all current forms of electronic transmission.

If someone walks in when you are not present, we advise that you see persons by appointment. Whether we call you at the time the inquirer appears depends upon your preference. We can provide your office telephone number to inquirers, but do not disclose your personal numbers without your authorization.

We advise the inquirer that you no longer office at this location. We provide information on your current address if that is known to us.

OSI operates in a building with comprehensive security systems:

• Building security systems to monitor daytime access and control after-hours access
• Surveillance cameras for the floor lobby, reception area, manager's office, and mail area
• Suite door and mail area access visually monitored by staff and controlled by security card access
• Lockable mailboxes available
• Meetings held in rooms with lockable doors
• Staff trained in client physical and information security procedures

Any data stored on a fax or copy machine using standard copy and fax protocols is accessible only by office staff, and can be deleted at client request.

We do not reveal confidential information about our clients or the clients of our clients to general inquirers, or as between our clients. We do disclose information on our accounts, including contact information for account principals, upon request by any publicly recognized bar association or properly identified law enforcement official.

Location Highlights:

• Three blocks from the White House
• 1 block from Farragut North, 2 blocks from Farragut West metro
• Garage parking available
• Convenient to Starbucks, Au Bon Pain, and other dining

Building Features:

• Short & flexible terms (1 month to 8 years)
• Fully equipped professional offices
• Hourly-use office and conference rooms
• Full meeting support, including setup, IT, and catering
• 24/7 managed IT infrastructure
• High-speed bandwidth
• State-of-the-art telephony with customized phone answering
• Dedicated support staff for your business needs

Orange/Blue lines: Farragut West (two blocks). Red Line: Farragut North (one block).

There are three parking garages within close proximity to 1629 K Street N.W. Monthly parking in the building garage is available through building management at $275/month — we're happy to connect you with them for details.

Reagan National Airport is approximately 5 miles from 1629 K Street N.W.

Starbucks Coffee, Roti, and McCormick & Schmick's restaurant.

Banks & ATMs:

• Chevy Chase — Connecticut & K Street N.W.
• Wells Fargo — Connecticut & K Street N.W.
• PNC Bank — 1629 K Street N.W.
• Bank of America — 17th & I Street

Pharmacy: CVS at 1025 Connecticut Avenue

Post Office: USPS at 1050 Connecticut N.W.

Hotels: The Hay-Adams, Mayflower Hotel

Restaurants: McCormick & Schmick's, Morton's Steak House, The Prime Rib, Legal Sea Foods, Mayflower Hotel, Art Gallery Grill, Bombay Club