| Business | Phone |
| Kevin H Hoffman Campaign 3800 Cavalcade St, Houston 77026 | (713) 673-0430 |
| American Freedom Ctr-Public Po Box 591462, Houston 77259 | (281) 486-4232 |
| American Israel Public Affairs 11 E Greenway Plz 1520, Houston 77046 | (713) 871-1891 |
| Grant Martin Consulting 4150 Westheimer Rd, Houston 77027 | (713) 960-1601 |
| Annise Parker Campaign 215 W Norma St, Houston 77009 | (713) 807-9100 |
| Campaign Strategies 150 Sabine St, Houston 77007 | (713) 228-2529 |
| Bell Chris Campaign 9311 Stella Link Rd, Houston 77025 | (713) 995-5938 |
| Berry Michael Campaign Vlntr 223 Westheimer Rd, Houston 77006 | (713) 522-6138 |
| Berry Michael Campaign Vlntr 2905 Travis St, Houston 77006 | (713) 522-6747 |
| Bill White For Mayor 720 N Post Oak Rd, Houston 77024 | (713) 659-9004 |
| Brian Wozniak Campaign Houston 77024 | (713) 725-0445 |
| Buffalo Bayou Coali 3015 Richmond Ave, Houston 77098 | (713) 524-4326 |
| Butler Michael C Campaign 4816 Martin Luther King Jr Blv, Houston 77021 | (713) 842-6626 |
| Campaign For Living Wage 704 1/2 E 11th St, Houston 77008 | (713) 863-9887 |
| Campaign Strategies 6925 Portwest Dr, Houston 77024 | (713) 803-6900 |
| Clean Water Action 3400 Montrose Blvd, Houston 77006 | (713) 529-9426 |
| Committee To Elect Orlando Houston 77022 | (713) 695-3725 |
| Dave Wilson For Council 1512 W 34th St, Houston 77018 | (713) 699-3399 |
| Farrar Jessica Campaign 5206 Irvington Blvd, Houston 77009 | (713) 699-3939 |
| Ray Hill 414 Marshall St, Houston 77006 | (713) 523-6969 |
| Friends Of Bill White 109 N Post Oak Ln, Houston 77024 | (713) 659-9000 |
| Gallegos Mario Campaign 8547 Gulf Fwy, Houston 77017 | (713) 910-6404 |
| Kevin H Garner 2406 Woodhead St, Houston 77019 | (713) 529-9100 |
| Gay & Lesbian Political Caucus 3400 Montrose Blvd 206, Houston 77006 | (713) 521-1000 |
| Gene Green For Congress Cmpgn Houston 77060 | (281) 448-4363 |
| Goldberg Campaign Headquarters 10431 S Post Oak Rd, Houston 77035 | (713) 283-1222 |
| Maryann Young Campaign 3807 Purdue St, Houston 77005 | (713) 669-9425 |
| Harris County Democratic Party 1445 North Loop W, Houston 77008 | (713) 802-0085 |
| Kyle Janek Campaign 3323 Richmond Ave, Houston 77098 | (713) 526-3399 |
| La Resistencia 3414 La Branch St, Houston 77004 | (713) 521-3099 |
| Houston Realty Breakfast Club Po Box 27095, Houston 77227 | (713) 773-4722 |
| Justice For All 9525 Katy Fwy, Houston 77024 | (713) 935-9300 |
| Kirk Ron Campaign 2600 Hamilton St, Houston 77004 | (713) 571-7376 |
| John Cornyn Us Senator 24 E Greenway Plz, Houston 77046 | (713) 572-3337 |
| John Cornyn Us Senator 5300 Memorial Dr, Houston 77007 | (713) 572-3337 |
| John Kerry For President 3200 Travis St, Houston 77006 | (713) 526-2004 |
| Jew Don Boney Campaign Hdqtrs 2428 Southmore Blvd, Houston 77004 | (713) 942-0365 |
| Ben Dominguez Campaign 808 Travis St 907, Houston 77002 | (713) 236-9467 |
| Paul Bettencourt Campaign 1001 Preston St, Houston 77002 | (713) 227-2285 |
| Shelia Jackson Lee-Congress 4412 Almeda Rd, Houston 77004 | (713) 737-8350 |
| Rocky F Roberts Pc 1 E Greenway Plz 100, Houston 77046 | (713) 975-0172 |
| Over 5303 Lyons Ave, Houston 77020 | (713) 672-7000 |
| Scott Hochberg Campaign 7011 Harwin Dr, Houston 77036 | (713) 981-8683 |
| Republican National Convention 1 Domeja, Houston 77054 | (713) 737-1992 |
| Reform Party 9103 Alcott Dr, Houston 77080 | (713) 468-7640 |
| Republican Headquarters-Harris 3311 Richmond Ave 218, Houston 77098 | (713) 838-7900 |