| Company | Category | Area | Address | Web | E-mail | Contact person |
| HUMBOLDT ADVOCATE | Unclassified | California | 1309 11TH ST, ARCATA, Humboldt, California, 95521-5745, USA |
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| HUMBOLDT AGRICULTURAL COMM | Exec Offs,State-Local | California | 5630 S BROADWAY ST, EUREKA, Humboldt, California, 95503-6905, USA |
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JOHN FALKENSTROM |
| HUMBOLDT AGRICULTURAL COMM | Government Offices-County | California | 5630 S BROADWAY ST, EUREKA, Humboldt, California, 95503-6905, USA |
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John Falkenstrom |
| HUMBOLDT ALARM CO | Electric Alarms | California | 436 HARRIS ST, EUREKA, Humboldt, California, 95503-4417, USA |
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| HUMBOLDT ALCOHOL & DRUG PRGRMS | Specialty Hospital | California | 720 WOOD ST, EUREKA, Humboldt, California, 95501-4413, USA |
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Jet Kruise |
| HUMBOLDT ALL STARS | Gymnastic Instruction | California | 716 W CEDAR ST, EUREKA, Humboldt, California, 95501-0181, USA |
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| HUMBOLDT ALTERNATE CONFLICT | Exec Offs,State-Local | California | 1001 4TH ST, EUREKA, Humboldt, California, 95501-0544, USA |
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KEVIN ROBINSON |
| HUMBOLDT APPLIANCE REPAIR | Household Appl Strs | California | 1835 OCEAN DR, MCKINLEYVILLE, Humboldt, California, 95519-3829, USA |
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JOHN BANKS |
| HUMBOLDT APPRAISAL SVC | Real Estate Appraisers | California | 905 G ST, EUREKA, Humboldt, California, 95501-1828, USA |
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Keith Carter |
| HUMBOLDT APPRAISSAL SERVICE | Real Estate Agent/manager | California | 905 G ST, EUREKA, Humboldt, California, 95501-1828, USA |
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Keith Carter |
