NewLocalNumbers.com
Carrier group · Competitive Local Exchange Carrier

QualStar Communications

Holding: Defiance Holdings LLC

Total blocks
110
Recent (18 mo)
0
Medium
0
Old
30
Member OCNs
1
States
1
Area codes
1
First assigned block
2001-08-20
Last assigned block
2004-08-18
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Block portfolio at a glance

By age

Old: 30Undated: 80110blocks
  • Recent (0) — last 18 mo
  • Medium (0)
  • Old (30)
  • Undated (80)

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 VirginiaKentuckyOhio (OH): 110 blocksMichiganWyomingMontanaIdahoWashingtonTexasCaliforniaArizonaNevadaUtahColoradoNew MexicoOregonNorth DakotaSouth DakotaNebraskaIowaMississippiIndianaIllinoisMinnesotaWisconsinMissouriArkansasOklahomaKansasLouisianaVirginiaDistrict of Columbia

Top area codes

Bars show total blocks; red overlay is recent.

419110

Block assignments by year

28 01
04

Member OCNs

1 OCN roll up under QualStar Communications.

OCNCompany name on fileHQTypeTotalRecent
2094 Qualstar Communications Inc - OH Defiance, OH Competitive Local Exchange Carrier 110 —