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Numbers by age tier

Different age tiers need different chase strategies. Pick a tier to see this carrier's blocks in that window plus advice on what to do next.

HOT Recently issued
≤ 18 months · 0 blocks · highest chance the carrier can still help
WARM A while back
0 blocks · long shot but worth calling
COLD Several years ago
0 blocks · contact the number directly

HQ: San Francisco, CA

Street view of Humboldt Telephone Company HQ
Street view
Satellite view of Humboldt Telephone Company HQ
Satellite

Block portfolio at a glance

By age

Undated: 77blocks
  • Recent (0). Last 18 mo
  • Medium (0)
  • Old (0)
  • Undated (7)

Footprint by state

Stronger blue = more blocks issued in that state. ● marks states with activity in the last 18 months.

HawaiiAlaskaFloridaSouth CarolinaGeorgiaAlabamaNorth CarolinaTennesseeRhode IslandConnecticutMassachusettsMaineNew HampshireVermontNew YorkNew JerseyPennsylvaniaDelawareMarylandWest VirginiaKentuckyOhioMichiganWyomingMontanaIdahoWashingtonTexasCaliforniaArizonaNevada (NV): 6 blocksUtahColoradoNew MexicoOregon (OR): 1 blocksNorth DakotaSouth DakotaNebraskaIowaMississippiIndianaIllinoisMinnesotaWisconsinMissouriArkansasOklahomaKansasLouisianaVirginiaDistrict of Columbia

Top area codes

Bars show total blocks; red overlay is recent.

77565411

Area codes

NPABlocksRecentLast
775 6 · ·
541 1 · ·

States

StateBlocksRecent
NV 6 ·
OR 1 ·

Sister OCNs in the Oregon-Idaho Utilities group

Same customer-facing carrier, different state-registered OCN. Combined stats are on the Oregon-Idaho Utilities group page.

OCNCompany name on fileHQ stateTotalRecent
2390 Oregon-Idaho Utilities Inc CA 4 ·

Sister OCNs under Robinson Communications Corp

OCNCompanyTotalRecent
2390 Oregon-Idaho Utilities Inc 4 0
4488 Oregon-Idaho Utilities Inc - ID 0 0
4489 Oregon-Idaho Utilities Inc - OR 0 0