| Business | Phone |
| Cricket Fiber Svc 7036 Empire Central Dr, Houston 77040 | (713) 682-7352 |
| Entouch Systems 11011 Richmond Ave, Houston 77042 | (281) 225-1000 |
| On Air Solutions 8800 Jameel Rd 170, Houston 77040 | (713) 462-6363 |
| Verizon Enterprise Solutions 6210 Rothway St, Houston 77040 | (713) 867-6600 |
| Phone Connection 7007 Gulf Fwy, Houston 77087 | (713) 649-3303 |
| Quadcepts Technology Llc 8803 Brae Acres Rd, Houston 77074 | (713) 777-4411 |
| Cost Savers Telecom Ltd 1500 Citywest Blvd, Houston 77042 | (713) 977-7283 |
| Mc Leod Usa 9801 Westheimer Rd # 101, Houston 77042 | (713) 953-9502 |
| Sp Telecom 2500 Citywest Blvd, Houston 77042 | (713) 267-2354 |
| Superior Communications 2825 Wilcrest Dr # 111, Houston 77042 | (713) 783-6049 |
| Tex-Link Communications 1770 Saint James Pl, Houston 77056 | (713) 559-0500 |
| World Com-Wns/Real Com Div 10375 Richmond Ave 3, Houston 77042 | (713) 954-4500 |
| A Courtesy Call 2114 Hollow Hook Rd, Houston 77080 | (713) 827-8787 |
| A T & T 5 E Greenway Plz # 3100, Houston 77046 | (713) 968-5000 |
| A T & T Easylink Svc 1415 North Loop W, Houston 77008 | (713) 866-8000 |
| Abc Professional Tree Svc 6915 Alder Dr, Houston 77081 | (713) 644-6027 |
| A Affordable Telecom 10713 W Bellfort St, Houston 77099 | (281) 575-1009 |
| All Valley Communications Houston 77060 | (281) 445-3257 |
| Allegiance Telecom 1415 Louisiana St, Houston 77002 | (713) 374-1800 |
| Almanara 6435 Westheimer Rd, Houston 77057 | (713) 244-9696 |
| American Tower Corp 7000 Liberty Rd, Houston 77028 | (713) 675-4494 |
| Apache Telecom 2600 Gessner Dr # 217, Houston 77080 | (713) 482-0200 |
| Apyx Communications 12710 Brant Rock Dr, Houston 77082 | (281) 597-1055 |
| Aries Communication 5526 Longforest Dr, Houston 77088 | (281) 447-9400 |
| Assist Communication & Tech 6111 Fm 1960 Rd W, Houston 77069 | (281) 943-2122 |
| Atricom Telecommunications 9001 Airport Blvd 705, Houston 77061 | (713) 947-9477 |
| Ats Telecom Inc 3233 W 11th St, Houston 77008 | (713) 863-8100 |
| Aura Telecom Inc 630 Uvalde Rd, Houston 77015 | (713) 453-8820 |
| Aztec Communications Inc 6830 Barney Rd, Houston 77092 | (713) 462-6707 |
| Birch Telecom 363 N Sam Houston Pkwy E #1240, Houston 77060 | (281) 820-9312 |
| Borthern Development Corp 2500 Citywest Blvd 300, Houston 77042 | (713) 267-2240 |
| Bottom Line Voice & Data 9105 W Sam Huston Pkwy N #700, Houston 77064 | (281) 807-3282 |
| Brainstrom Industries Inc Houston 77057 | (713) 334-9799 |
| Brooks Fiber Communications 1001 Texas St, Houston 77002 | (713) 223-5444 |
| C & S Enterprise Intl 18100 Nassau Bay Dr # 141, Houston 77058 | (281) 335-8084 |
| Capital Telecommunications Inc 777 Walker St, Houston 77002 | (713) 228-8587 |
| Cbeyond Communications 1 Riverway 200, Houston 77056 | (713) 979-4000 |
| Chasecom Lp 3311 W Alabama St, Houston 77098 | (713) 874-5800 |
| Clj Communications 11030 Braes Forest Dr, Houston 77071 | (713) 541-0078 |
| Cobalt Solutions Llc 1210 W Clay St, Houston 77019 | (713) 721-9732 |
| Communications Unlimited 9720 Beechnut St, Houston 77036 | (713) 271-7818 |
| Cost Savers Telecom 6666 Harwin Dr, Houston 77036 | (713) 974-1426 |
| Cougar Communications 333 Clay St, Houston 77002 | (713) 651-1875 |
| Datavoice Technology 4919 Lamonte Ln, Houston 77092 | (713) 783-0123 |
| Dave-Tel Communications 13515 Ann Louise Rd, Houston 77086 | (281) 260-6666 |
| Ddt Telecommunications 222 Pennbright Dr, Houston 77090 | (281) 875-0447 |
| Devolve Corp 12626 Fuqua St, Houston 77034 | (281) 484-1777 |
| Jim Contreras 6636 Meadowlawn St, Houston 77023 | (713) 928-9096 |
| Ditto Communications Techs Inc 5201 Mitchelldale St, Houston 77092 | (713) 956-8467 |
| Eds Enterprises 9239 Lake Park Dr, Houston 77078 | (713) 631-0437 |
| Fastex Enterprises 4131 Levonshire Dr, Houston 77025 | (713) 669-9870 |
| Mile Telecommunications 17000 El Camino Real, Houston 77058 | (281) 282-0537 |
| Gateway Telecommunications 8514 Hammerly Blvd, Houston 77055 | (713) 461-9955 |
| Gcs 5300 N Braeswood Blvd, Houston 77096 | (713) 721-9732 |
| Gcsllc 6915 Alder Dr, Houston 77081 | (713) 664-6027 |
| Generation Telecom Inc 3555 Timmons Ln, Houston 77027 | (713) 963-9288 |
| Genesys Telecom Labs Houston 77024 | (713) 467-7515 |
| Genuity Telecom 10696 Haddington Dr, Houston 77043 | (713) 467-9293 |
| Gianni International 2313 W Sam Hstn Pkwy N 137, Houston 77043 | (713) 956-1717 |
| Global Capacity 3900 Essex Ln, Houston 77027 | (713) 552-0739 |
| Mba Telecommunication Svc 555 Bolton Pl, Houston 77024 | (713) 681-0170 |
| Mci 1000 Louisiana St 3740, Houston 77002 | (713) 654-3091 |
| Mci 16600 John F Kennedy Blvd, Houston 77032 | (281) 821-9721 |
| Mas Tec 2517 Fairway Park Dr, Houston 77092 | (713) 290-9005 |
| Maxxom Communications Inc 7722 High Village Dr, Houston 77095 | (281) 224-7156 |
| Gte Business Sales Center 1800 West Loop S, Houston 77027 | (713) 627-2666 |
| Gulf Telecom Companies 4669 Southwest Fwy 500, Houston 77027 | (713) 625-3000 |
| M C Assoc 13914 Haynes Dr, Houston 77069 | (281) 580-9090 |
| Looking Glass Network 2202 Nance St 100, Houston 77020 | (832) 476-5400 |
| Logix Communications Ents Inc 2950 North Loop W 1200, Houston 77092 | (713) 862-2000 |
| Level 3 Communications 12001 North Fwy, Houston 77060 | (281) 618-3900 |
| La Buena Telecom Hispana 715 College, Houston 77034 | (713) 944-9890 |
| Houston Communication Inc 2909 Hillcroft St, Houston 77057 | (713) 278-9199 |
| Kmc Telecom 1301 Fannin St, Houston 77002 | (281) 204-0700 |
| Houston Swateam 7015 W Tidwell Rd # 108, Houston 77092 | (281) 655-5103 |
| I P Communications 5200 Mitchelldale St, Houston 77092 | (713) 680-1277 |
| Infinitel 1010 N San Jacinto St, Houston 77002 | (713) 228-9928 |
| Infosat Telecommunications 3730 Kirby Dr, Houston 77098 | (713) 831-6803 |
| Inter-Telecommunications Corp 13127 Richmond Ave, Houston 77082 | (281) 531-4745 |
| John Ring Enterprises 7447 Harwin Dr # 246, Houston 77036 | (281) 451-4570 |
| Ipc 835 Greens Pkwy 120, Houston 77067 | (832) 348-8600 |
| Nationwide Communications Inc 11600 Jones Rd 108, Houston 77070 | (281) 894-5574 |
| Network Cabling Solutions 13850 Gulf Fwy # 207, Houston 77034 | (281) 922-0905 |
| Network Telco Inc 8989 Westheimer Rd 312, Houston 77063 | (713) 789-1119 |
| New Age Telecom 723 Main St, Houston 77002 | (713) 222-7480 |
| New Age Telecom 7447 Harwin Dr, Houston 77036 | (713) 979-0907 |
| Next G Communication Inc 6200 Savoy Dr 520, Houston 77036 | (713) 952-5885 |
| A+ Conferencing 3600 S. Gessner, Suite 250, Houston 77063 | (888) 239-3969 |
| A+ Conferencing 3600 S. Gessner, Suite 250, Houston 77063 | (888) 239-3969 |
| A+ Conferencing 3600 S. Gessner, Suite 250, Houston 77063 | (888) 239-3969 |