A1goodfellas
, District Heights, MD
(202) 498-0254
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Allen Williams Communications
5306 Broadwater Ct, Temple Hills, MD
(301) 630-7660
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American Society-Engineering
1818 N St Nw Ste 600, Washington, DC
(202) 331-3500
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American Society-Ind Security
1625 Prince St, Alexandria, VA
(703) 519-6200
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Applied Quality Communications
6009 Oxon Hill Rd Ste 212, Oxon Hill, MD
(301) 749-7270
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Boyd, II - Glahe International Incorporated
Po Box 2460, Washington, DC
(202) 659-4557
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Bray Telephone Company
200 Attestation Blvd, Washington, DC
(202) 479-9178
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Broadwing Communications
1950 Stanford Ct, Hyattsville, MD
(301) 322-8261
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Charles E Day & Association
211 N Union St Ste 100, Alexandria, VA
(703) 739-0446
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Communications Center
99 Canal Center Plz, Alexandria, VA
(571) 721-0325
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Computer & Communications Ind
666 11th St Nw Ste 600, Washington, DC
(202) 783-0070
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Convergent Solutions
700 N Fairfax St Ste 604, Alexandria, VA
(703) 299-9013
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Customer Service Telecom Sltns
1104 Cypresstree Dr, Capitol Heights, MD
(301) 883-8847
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Fiber Connect Technologies
515 King St, Alexandria, VA
(703) 370-3900
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First Response Communication
5705 Alan Dr, Clinton, MD
(301) 297-7510
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General Communication Incorporated
1130 17th St Nw, Washington, DC
(202) 457-8812
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Imaps
611 2nd St Ne, Washington, DC
(202) 548-4001
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Inter Voice-Brite Incorporated
1905 Westfield St, Alexandria, VA
(703) 619-1600
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Inter-Amer Bar Association
1211 Connecticut Ave Nw Ste 202, Washington, DC
(202) 466-5944
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Invertix
224 S Alfred St, Alexandria, VA
(703) 739-3444
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Isi Telecommunications Incorporated
509 15th St Se, Washington, DC
(202) 543-1364
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Its at St Charles
11110 Mall Cir, Waldorf, MD
(301) 705-8080
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Its
1250 Duke St, Alexandria, VA
(703) 838-7773
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Keller, Robert J - Law Offices of Robert J Keller
Po Box 33428, Washington, DC
(202) 223-2100
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Kimbrue & Association
, Clinton, MD
(301) 856-8282
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McI
1316 Mount Vernon Ave, Alexandria, VA
(703) 706-0497
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Metro Long Lines Network Incorporated
7412 Pembroke Dr, Clinton, MD
(301) 297-8342
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Mfsicc
4555 Overlook Ave Sw, Bolling Afb, DC
(202) 563-8508
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Mountain Union Telecom
301 N Fairfax St Ste 101, Alexandria, VA
(703) 535-3009
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Mpri Incorporated
1201 E Abingdon Dr Ste 425, Alexandria, VA
(703) 684-0853
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National Association -TELECOMMUNICATIONS
1800 Diagonal Rd Ste 495, Alexandria, VA
(703) 519-8035
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National Association-Dev Organization
400 N Capitol St Nw # 390, Washington, DC
(202) 624-7806
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New Line
1417 N Van Dorn St, Alexandria, VA
(703) 799-6775
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Office-Information & Telecomms
14th St & Constitution Ave Nw, Washington, DC
(202) 482-4466
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One Link
1405 E St Se, Washington, DC
(202) 675-2066
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Oneida Communications Incorporated
5400 Dower House Rd, Upper Marlboro, MD
(301) 772-4000
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Personal Communications Association
500 Montgomery St Ste 700, Alexandria, VA
(703) 739-0300
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Phillips Intl
1 Massachusetts Ave Nw # 610, Washington, DC
(202) 842-2002
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Public Broadcasting Service
1320 Braddock Pl, Alexandria, VA
(703) 739-5000
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Pwr Enterprises
, Fort Washington, MD
(301) 203-8600
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R Rea Corporation
7907 Old Branch Ave, Clinton, MD
(301) 877-8621
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Radio Technical Commission
1800 N Kent St Ste 1060, Arlington, VA
(703) 527-2000
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Satellite Broadcasting & Comm
1730 M St Nw Ste 600, Washington, DC
(202) 349-3620
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Sentimore, Gil - Gls Association
44 Canal Center Plz Ste 320, Alexandria, VA
(703) 549-8800
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Silver Star Technologies
419 Mellon St Se, Washington, DC
(202) 563-4330
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Simply Wireless
660 Pennsylvania Ave Se, Washington, DC
(202) 546-8818
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State Telephone Regulatn Rprt
1101 King St, Alexandria, VA
(703) 683-4100
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Tadiran Telecom
1650 King St, Alexandria, VA
(703) 739-4140
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Telecom Data Networks
1101 King St, Alexandria, VA
(703) 683-4100
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Telecom Resources
1101 King St, Alexandria, VA
(703) 683-4100
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Telemet America
325 First St, Alexandria, VA
(703) 548-2042
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US Digital Service
4823 Beech Pl, Temple Hills, MD
(301) 316-2301
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US Digital Service
9244 E Hampton Dr, Capitol Heights, MD
(301) 316-2301
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US Lec of Virginia LLC
1130 Varney St Se, Washington, DC
(202) 561-3200
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USA Telecommunications Incorporated
Bldg 450, Fort Myer, VA
(703) 526-0878
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Verizon
13214 Water Fowl Way, Upper Marlboro, MD
(301) 218-2599
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Verizon
1300 17th St N Ste 1200, Arlington, VA
(703) 284-4600
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Wireless Communications Association
1333 H St Nw Ste 700w, Washington, DC
(202) 452-7823
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Wormser, Owen - C3i
1401 K St Nw Ste 900, Washington, DC
(202) 362-8294
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Zahniser, Jim - Distance Education Tech & Service
2104 Engineering Classroom Bldg, College Park, MD
(301) 405-4897
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